Southwest Gas Holdings, Inc. (SWX) stock
SWXNYSENatural Gas Transmisison & DistributionFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 5, 2026Score 13/3031% below fair value
$93.08−0.04 (-0.04%)
Close on Oct 30, 2026Market cap $6.74BP/E 12.3Yield 2.66%
Price history
Southwest Gas share prices for every month, newest first. Adjusted for stock splits, not for dividends.
Close, Oct 30, 2026
$93.08
-0.04% on the day
52-week range
$76.99 – $94.47
-1.5% from the high
Change over 52 weeks
+16.5%
From $79.87 on Oct 30, 2025
Average volume
612,336
Shares a day, last 90 sessions
| Month | Open | High | Low | Close | Change | Volume |
|---|---|---|---|---|---|---|
| Oct 2026 | $81.04 | $94.42 | $80.32 | $93.08 | +14.15% | 14,724,602 |
| Sep 2026 | $89.49 | $89.83 | $80.98 | $81.54 | -7.69% | 16,600,874 |
| Aug 2026 | $88.78 | $93.48 | $88.00 | $88.33 | -1.20% | 8,814,305 |
| Jul 2026 | $88.63 | $94.47 | $88.21 | $89.40 | +0.81% | 10,221,890 |
| Jun 2026 | $85.63 | $91.04 | $84.47 | $88.68 | +2.87% | 14,237,760 |
| May 2026 | $94.05 | $94.43 | $85.95 | $86.21 | -8.34% | 9,387,082 |
| Apr 2026 | $86.32 | $94.41 | $86.32 | $94.05 | +8.23% | 9,511,655 |
| Mar 2026 | $88.69 | $90.00 | $83.51 | $86.90 | -1.44% | 11,930,757 |
| Feb 2026 | $82.88 | $89.14 | $81.32 | $88.17 | +6.46% | 18,611,415 |
| Jan 2026 | $79.93 | $86.75 | $78.37 | $82.82 | +3.50% | 10,337,616 |
| Dec 2025 | $82.47 | $83.23 | $78.55 | $80.02 | -3.65% | 9,009,356 |
| Nov 2025 | $79.47 | $83.11 | $76.99 | $83.05 | +4.47% | 7,294,977 |
| Oct 2025 | $78.24 | $82.08 | $76.74 | $79.50 | +1.48% | 7,265,072 |
| Sep 2025 | $79.00 | $79.99 | $76.59 | $78.34 | -1.93% | 9,164,309 |
| Aug 2025 | $78.54 | $80.54 | $75.75 | $79.88 | +2.23% | 7,979,490 |
| Jul 2025 | $74.19 | $79.73 | $72.43 | $78.14 | +5.04% | 9,362,038 |
| Jun 2025 | $71.17 | $75.39 | $70.03 | $74.39 | +3.56% | 10,348,131 |
| May 2025 | $72.21 | $77.21 | $66.93 | $71.83 | -0.53% | 10,388,874 |
| Apr 2025 | $71.59 | $74.67 | $64.69 | $72.21 | +0.57% | 9,128,043 |
| Mar 2025 | $75.15 | $77.14 | $70.95 | $71.80 | -4.33% | 9,423,265 |
| Feb 2025 | $74.00 | $78.92 | $72.14 | $75.05 | +0.50% | 6,539,538 |
| Jan 2025 | $71.27 | $75.14 | $67.95 | $74.68 | +5.61% | 7,494,832 |
| Dec 2024 | $78.18 | $78.90 | $67.69 | $70.71 | -9.53% | 6,748,454 |
| Nov 2024 | $73.34 | $80.29 | $71.03 | $78.16 | +6.70% | 6,576,773 |
| Oct 2024 | $73.80 | $76.84 | $71.45 | $73.25 | -0.69% | 5,539,661 |
| Sep 2024 | $72.18 | $75.28 | $67.61 | $73.76 | +1.43% | 6,876,358 |
| Aug 2024 | $74.45 | $74.66 | $64.31 | $72.72 | -1.94% | 8,023,686 |
| Jul 2024 | $70.72 | $76.02 | $68.64 | $74.16 | +5.37% | 7,293,921 |
| Jun 2024 | $77.59 | $77.90 | $69.77 | $70.38 | -9.29% | 6,521,824 |
| May 2024 | $74.81 | $78.47 | $72.10 | $77.59 | +3.98% | 7,289,728 |
| Apr 2024 | $76.05 | $76.75 | $71.16 | $74.62 | -1.98% | 10,213,453 |
| Mar 2024 | $67.40 | $76.25 | $66.94 | $76.13 | +11.71% | 9,655,831 |
| Feb 2024 | $58.95 | $68.32 | $57.55 | $68.15 | +16.14% | 11,226,422 |
| Jan 2024 | $63.14 | $65.11 | $58.55 | $58.68 | -7.37% | 7,790,191 |
| Dec 2023 | $58.88 | $65.29 | $58.76 | $63.35 | +7.17% | 7,568,804 |
| Nov 2023 | $58.69 | $62.46 | $57.03 | $59.11 | +0.85% | 9,128,378 |
| Oct 2023 | $60.24 | $61.16 | $56.17 | $58.61 | -2.98% | 10,821,552 |
| Sep 2023 | $62.29 | $64.36 | $59.73 | $60.41 | -2.45% | 10,709,694 |
| Aug 2023 | $65.90 | $68.03 | $61.80 | $61.93 | -6.08% | 8,789,146 |
| Jul 2023 | $63.18 | $67.59 | $62.60 | $65.94 | +3.60% | 6,997,242 |
| Jun 2023 | $58.66 | $65.02 | $57.80 | $63.65 | +8.75% | 10,722,511 |
| May 2023 | $56.35 | $59.26 | $53.79 | $58.53 | +4.52% | 11,987,719 |
| Apr 2023 | $62.27 | $62.41 | $54.54 | $56.00 | -10.33% | 10,602,581 |
| Mar 2023 | $62.62 | $63.67 | $57.75 | $62.45 | -0.89% | 19,489,375 |
| Feb 2023 | $66.45 | $68.03 | $62.28 | $63.01 | -5.86% | 6,274,543 |
| Jan 2023 | $62.53 | $67.55 | $60.75 | $66.93 | +8.16% | 8,322,065 |
| Dec 2022 | $68.37 | $73.40 | $59.51 | $61.88 | -9.61% | 13,387,011 |
| Nov 2022 | $73.29 | $74.44 | $62.84 | $68.46 | -6.31% | 13,657,590 |
| Oct 2022 | $70.97 | $74.31 | $66.57 | $73.07 | +4.76% | 10,303,655 |
| Sep 2022 | $77.62 | $83.60 | $69.66 | $69.75 | -10.40% | 12,636,527 |
| Aug 2022 | $86.68 | $88.30 | $74.18 | $77.85 | -10.48% | 12,954,444 |
| Jul 2022 | $87.08 | $88.40 | $82.15 | $86.96 | -0.14% | 6,994,200 |
| Jun 2022 | $93.45 | $94.99 | $82.01 | $87.08 | -6.50% | 9,358,914 |
| May 2022 | $89.15 | $95.62 | $85.47 | $93.13 | +5.70% | 13,463,597 |
| Apr 2022 | $78.20 | $90.71 | $76.34 | $88.11 | +12.54% | 12,919,315 |
| Mar 2022 | $70.92 | $80.88 | $68.06 | $78.29 | +10.36% | 16,051,669 |
| Feb 2022 | $67.93 | $71.17 | $64.41 | $70.94 | +4.05% | 4,537,080 |
| Jan 2022 | $70.13 | $70.25 | $62.60 | $68.18 | -2.67% | 5,916,559 |
| Dec 2021 | $66.75 | $72.95 | $64.86 | $70.05 | +6.44% | 7,388,201 |
| Nov 2021 | $69.25 | $72.16 | $65.70 | $65.81 | -4.97% | 7,649,127 |
| Oct 2021 | $67.51 | $72.00 | $62.58 | $69.25 | +3.54% | 17,510,027 |
| Sep 2021 | $70.52 | $72.19 | $65.90 | $66.88 | -4.88% | 8,952,812 |
| Aug 2021 | $70.38 | $73.05 | $67.79 | $70.31 | +0.54% | 8,614,831 |
| Jul 2021 | $66.67 | $71.90 | $64.63 | $69.93 | +5.65% | 8,794,583 |
| Jun 2021 | $66.01 | $68.20 | $62.54 | $66.19 | +0.27% | 9,094,249 |
| May 2021 | $70.11 | $72.57 | $65.29 | $66.01 | -5.32% | 10,923,637 |
| Apr 2021 | $68.47 | $73.54 | $67.61 | $69.72 | +1.47% | 5,806,902 |
| Mar 2021 | $63.35 | $71.35 | $61.77 | $68.71 | +10.20% | 18,792,922 |
| Feb 2021 | $59.96 | $66.64 | $58.91 | $62.35 | +3.99% | 7,034,924 |
| Jan 2021 | $61.15 | $61.29 | $57.00 | $59.96 | -1.30% | 8,155,690 |
| Dec 2020 | $64.92 | $66.23 | $58.03 | $60.75 | -5.45% | 7,494,327 |
| Nov 2020 | $66.57 | $75.00 | $64.20 | $64.25 | -2.24% | 4,317,830 |
| Oct 2020 | $62.88 | $69.26 | $62.05 | $65.72 | +4.15% | 4,442,588 |
| Sep 2020 | $62.54 | $64.60 | $59.44 | $63.10 | +0.37% | 7,659,223 |
| Aug 2020 | $70.12 | $74.69 | $60.80 | $62.87 | -9.72% | 6,169,222 |
| Jul 2020 | $68.87 | $73.69 | $66.27 | $69.64 | +0.85% | 5,824,562 |
| Jun 2020 | $75.96 | $78.26 | $63.89 | $69.05 | -9.08% | 8,149,098 |
| May 2020 | $74.64 | $78.38 | $64.18 | $75.95 | +0.20% | 7,929,957 |
| Apr 2020 | $66.27 | $81.62 | $64.20 | $75.80 | +8.97% | 12,063,024 |
| Mar 2020 | $64.68 | $76.53 | $45.68 | $69.56 | +7.54% | 14,090,616 |
| Feb 2020 | $75.65 | $79.99 | $64.01 | $64.68 | -14.34% | 6,793,717 |
| Jan 2020 | $76.24 | $79.69 | $74.02 | $75.51 | -0.61% | 8,456,478 |
| Dec 2019 | $75.87 | $77.03 | $74.16 | $75.97 | +0.28% | 6,512,639 |
| Nov 2019 | $87.55 | $87.97 | $74.88 | $75.76 | -13.22% | 6,094,468 |
| Oct 2019 | $91.10 | $92.09 | $86.26 | $87.30 | -4.11% | 5,000,896 |
| Sep 2019 | $91.25 | $92.94 | $88.75 | $91.04 | -0.21% | 5,185,562 |
| Aug 2019 | $88.94 | $91.62 | $85.64 | $91.23 | +2.61% | 4,797,928 |
| Jul 2019 | $89.49 | $91.93 | $88.16 | $88.91 | -0.79% | 3,554,139 |
| Jun 2019 | $85.64 | $91.70 | $85.06 | $89.62 | +5.26% | 5,295,284 |
| May 2019 | $83.09 | $87.58 | $79.48 | $85.14 | +2.34% | 7,209,646 |
| Apr 2019 | $82.15 | $84.65 | $81.06 | $83.19 | +1.13% | 3,795,738 |
| Mar 2019 | $81.95 | $84.88 | $81.60 | $82.26 | +0.39% | 7,037,509 |
| Feb 2019 | $78.02 | $84.67 | $76.35 | $81.94 | +4.62% | 5,581,941 |
| Jan 2019 | $76.32 | $79.60 | $73.27 | $78.32 | +2.38% | 4,281,868 |
| Dec 2018 | $79.23 | $83.63 | $72.68 | $76.50 | -2.88% | 6,845,876 |
| Nov 2018 | $77.24 | $85.97 | $76.10 | $78.77 | +1.94% | 6,885,388 |
| Oct 2018 | $79.09 | $83.15 | $76.87 | $77.27 | -2.23% | 3,847,635 |
| Sep 2018 | $77.61 | $83.20 | $76.69 | $79.03 | +2.21% | 3,620,814 |
| Aug 2018 | $77.62 | $81.66 | $75.17 | $77.32 | -1.13% | 3,928,864 |
| Jul 2018 | $75.89 | $80.67 | $74.78 | $78.20 | +2.53% | 4,359,945 |
| Jun 2018 | $75.78 | $78.81 | $72.45 | $76.27 | +0.75% | 6,291,819 |
| May 2018 | $72.99 | $76.60 | $70.34 | $75.70 | +3.71% | 5,439,014 |
| Apr 2018 | $67.59 | $75.39 | $66.49 | $72.99 | +7.93% | 4,941,790 |
| Mar 2018 | $65.82 | $71.11 | $62.54 | $67.63 | +2.66% | 6,329,156 |
| Feb 2018 | $73.40 | $74.28 | $65.75 | $65.88 | -10.46% | 4,165,108 |
| Jan 2018 | $80.66 | $81.20 | $72.51 | $73.58 | -8.57% | 3,466,932 |
| Dec 2017 | $86.17 | $86.87 | $79.34 | $80.48 | -6.35% | 4,324,713 |
| Nov 2017 | $82.40 | $86.17 | $79.16 | $85.94 | +4.31% | 5,006,745 |
| Oct 2017 | $77.62 | $82.81 | $76.60 | $82.39 | +6.15% | 4,358,236 |
| Sep 2017 | $79.84 | $81.21 | $77.06 | $77.62 | -2.39% | 3,236,045 |
| Aug 2017 | $80.22 | $82.37 | $77.98 | $79.52 | -0.72% | 5,079,677 |
| Jul 2017 | $73.42 | $82.77 | $72.55 | $80.10 | +9.64% | 7,145,925 |
| Jun 2017 | $79.78 | $81.97 | $72.32 | $73.06 | -8.18% | 6,282,278 |
| May 2017 | $83.75 | $85.24 | $76.58 | $79.57 | -5.00% | 6,084,912 |
| Apr 2017 | $82.61 | $85.56 | $82.22 | $83.76 | +1.03% | 6,069,473 |
| Mar 2017 | $84.53 | $86.59 | $80.11 | $82.91 | -3.06% | 8,684,800 |
| Feb 2017 | $79.98 | $86.65 | $78.56 | $85.53 | +6.16% | 4,026,392 |
| Jan 2017 | $76.99 | $80.76 | $75.63 | $80.57 | +5.16% | 4,873,118 |
| Dec 2016 | $73.44 | $77.90 | $71.51 | $76.62 | +3.36% | 6,823,919 |
| Nov 2016 | $72.30 | $76.61 | $69.85 | $74.13 | +2.30% | 5,522,881 |
| Oct 2016 | $69.71 | $73.23 | $64.26 | $72.46 | +3.72% | 5,066,655 |
| Sep 2016 | $69.83 | $74.03 | $67.97 | $69.86 | +0.06% | 4,230,100 |
| Aug 2016 | $77.31 | $77.46 | $69.69 | $69.82 | -9.91% | 4,859,800 |
| Jul 2016 | $78.84 | $79.58 | $75.50 | $77.50 | -1.54% | 7,013,600 |
| Jun 2016 | $69.33 | $79.43 | $69.18 | $78.71 | +13.37% | 12,819,700 |
| May 2016 | $65.05 | $70.51 | $64.39 | $69.43 | +6.96% | 4,250,500 |
| Apr 2016 | $65.63 | $66.60 | $62.75 | $64.91 | -1.43% | 4,382,200 |
| Mar 2016 | $61.29 | $67.29 | $59.49 | $65.85 | +7.95% | 4,920,900 |
| Feb 2016 | $58.98 | $62.43 | $58.07 | $61.00 | +3.69% | 4,166,100 |
| Jan 2016 | $54.62 | $58.92 | $53.51 | $58.83 | +6.65% | 5,409,200 |
| Dec 2015 | $56.15 | $56.71 | $50.53 | $55.16 | -1.64% | 5,501,800 |
| Nov 2015 | $61.36 | $62.33 | $54.43 | $56.08 | -8.75% | 4,522,000 |
| Oct 2015 | $58.46 | $62.89 | $56.43 | $61.46 | +5.38% | 4,983,000 |
| Sep 2015 | $54.41 | $58.40 | $52.86 | $58.32 | +5.86% | 4,306,900 |
| Aug 2015 | $56.21 | $58.34 | $51.26 | $55.09 | -2.22% | 5,213,100 |
| Jul 2015 | $53.56 | $56.88 | $53.08 | $56.34 | +5.88% | 3,524,600 |
| Jun 2015 | $54.62 | $55.63 | $51.69 | $53.21 | -2.30% | 4,384,400 |
| May 2015 | $54.94 | $55.97 | $51.70 | $54.46 | -0.98% | 3,397,700 |
| Apr 2015 | $57.94 | $59.75 | $54.46 | $55.00 | -5.45% | 2,760,800 |
| Mar 2015 | $57.17 | $58.39 | $52.94 | $58.17 | +1.59% | 5,035,400 |
| Feb 2015 | $61.58 | $63.68 | $56.36 | $57.26 | -6.83% | 2,530,900 |
| Jan 2015 | $61.96 | $63.45 | $59.35 | $61.46 | -0.57% | 3,821,300 |
| Dec 2014 | $57.73 | $64.20 | $55.93 | $61.81 | +6.77% | 4,768,800 |
| Nov 2014 | $58.29 | $59.76 | $56.77 | $57.89 | -0.34% | 3,156,300 |
| Oct 2014 | $48.57 | $58.53 | $48.23 | $58.09 | +19.58% | 6,286,000 |
| Sep 2014 | $52.28 | $53.03 | $48.54 | $48.58 | -6.95% | 3,883,500 |
| Aug 2014 | $49.60 | $52.80 | $47.21 | $52.21 | +5.41% | 4,928,000 |
| Jul 2014 | $52.97 | $53.34 | $49.26 | $49.53 | -6.18% | 4,526,200 |
| Jun 2014 | $52.50 | $53.22 | $50.96 | $52.79 | +0.82% | 3,680,800 |
| May 2014 | $55.04 | $55.49 | $51.11 | $52.36 | -4.82% | 3,961,700 |
| Apr 2014 | $53.65 | $55.69 | $52.21 | $55.01 | +2.92% | 3,718,600 |
| Mar 2014 | $53.61 | $55.18 | $52.42 | $53.45 | -1.06% | 4,106,600 |
| Feb 2014 | $53.74 | $54.98 | $51.45 | $54.02 | +0.54% | 2,601,600 |
| Jan 2014 | $55.60 | $56.01 | $53.05 | $53.73 | -3.90% | 3,032,800 |
| Dec 2013 | $52.96 | $56.03 | $51.36 | $55.91 | +5.37% | 2,858,100 |
| Nov 2013 | $54.08 | $54.99 | $51.97 | $53.06 | -2.21% | 2,271,500 |
| Oct 2013 | $50.00 | $54.83 | $48.76 | $54.26 | +8.52% | 3,701,800 |
| Sep 2013 | $47.22 | $50.26 | $45.70 | $50.00 | +6.88% | 3,575,500 |
| Aug 2013 | $50.07 | $50.80 | $46.76 | $46.78 | -5.76% | 2,342,100 |
| Jul 2013 | $47.14 | $50.99 | $46.03 | $49.64 | +6.09% | 2,640,500 |
| Jun 2013 | $47.51 | $48.98 | $45.11 | $46.79 | -1.18% | 2,657,300 |
| May 2013 | $50.67 | $51.52 | $46.66 | $47.35 | -6.55% | 4,095,600 |
| Apr 2013 | $47.45 | $50.71 | $46.84 | $50.67 | +6.76% | 3,455,800 |
| Mar 2013 | $45.22 | $48.11 | $45.07 | $47.46 | +4.77% | 3,137,800 |
| Feb 2013 | $44.74 | $45.55 | $44.20 | $45.30 | +1.71% | 1,993,000 |
| Jan 2013 | $43.21 | $44.89 | $42.02 | $44.54 | +5.02% | 2,816,100 |
| Dec 2012 | $42.05 | $43.29 | $41.42 | $42.41 | +1.12% | 3,391,400 |
| Nov 2012 | $43.62 | $44.79 | $39.01 | $41.94 | -3.52% | 2,960,900 |
| Oct 2012 | $44.39 | $44.83 | $43.08 | $43.47 | -1.65% | 2,322,100 |
| Sep 2012 | $42.75 | $45.08 | $42.45 | $44.20 | +3.39% | 2,596,100 |
| Aug 2012 | $44.82 | $45.62 | $42.19 | $42.75 | -4.28% | 3,713,400 |
| Jul 2012 | $43.58 | $46.08 | $43.34 | $44.66 | +2.31% | 3,967,900 |
| Jun 2012 | $41.34 | $44.64 | $39.46 | $43.65 | +3.98% | 4,303,000 |
| May 2012 | $41.95 | $43.42 | $41.03 | $41.98 | -0.10% | 4,158,400 |
| Apr 2012 | $42.68 | $43.52 | $40.76 | $42.02 | -1.68% | 3,793,000 |
| Mar 2012 | $42.87 | $43.64 | $41.89 | $42.74 | +0.21% | 4,022,600 |
| Feb 2012 | $41.96 | $42.98 | $41.50 | $42.65 | +2.03% | 3,199,300 |
| Jan 2012 | $42.86 | $43.22 | $40.51 | $41.80 | -1.62% | 4,783,700 |
| Dec 2011 | $40.40 | $43.20 | $38.20 | $42.49 | +5.10% | 5,118,900 |
| Nov 2011 | $38.21 | $40.46 | $37.05 | $40.43 | +2.41% | 4,539,900 |
| Oct 2011 | $35.97 | $40.23 | $34.55 | $39.48 | +9.15% | 5,783,700 |
| Sep 2011 | $37.09 | $38.12 | $34.24 | $36.17 | -2.30% | 7,386,700 |
| Aug 2011 | $37.67 | $37.86 | $32.12 | $37.02 | -0.72% | 7,775,700 |
| Jul 2011 | $38.65 | $39.92 | $36.80 | $37.29 | -3.42% | 3,836,400 |
| Jun 2011 | $39.06 | $39.08 | $36.61 | $38.61 | -1.15% | 4,249,700 |
| May 2011 | $39.95 | $40.59 | $37.94 | $39.06 | -1.79% | 4,498,600 |
| Apr 2011 | $39.10 | $39.89 | $36.97 | $39.77 | +2.05% | 2,771,800 |
| Mar 2011 | $39.12 | $39.86 | $37.00 | $38.97 | +0.26% | 3,876,900 |
| Feb 2011 | $37.50 | $39.43 | $37.27 | $38.87 | +4.38% | 2,925,900 |
| Jan 2011 | $36.86 | $38.17 | $36.10 | $37.24 | +1.55% | 4,155,700 |
| Dec 2010 | $35.54 | $37.25 | $34.92 | $36.67 | +4.68% | 3,614,900 |
| Nov 2010 | $35.00 | $36.14 | $34.10 | $35.03 | +0.78% | 3,156,300 |
| Oct 2010 | $33.93 | $35.24 | $33.41 | $34.76 | +3.48% | 3,446,500 |
| Sep 2010 | $31.97 | $34.06 | $31.68 | $33.59 | +6.80% | 3,465,900 |
| Aug 2010 | $32.86 | $33.73 | $30.11 | $31.45 | -2.24% | 3,568,000 |
| Jul 2010 | $29.43 | $33.96 | $28.58 | $32.17 | +9.05% | 3,821,900 |
| Jun 2010 | $29.47 | $31.66 | $28.55 | $29.50 | -0.41% | 4,998,900 |
| May 2010 | $31.34 | $32.91 | $28.12 | $29.62 | -4.76% | 5,116,900 |
| Apr 2010 | $30.12 | $32.58 | $30.06 | $31.10 | +3.94% | 4,497,800 |
| Mar 2010 | $28.83 | $30.70 | $28.83 | $29.92 | +4.69% | 4,221,400 |
| Feb 2010 | $27.81 | $28.82 | $26.28 | $28.58 | +3.29% | 3,129,900 |
| Jan 2010 | $28.79 | $29.40 | $27.60 | $27.67 | -3.01% | 3,290,900 |
| Dec 2009 | $26.46 | $29.48 | $26.33 | $28.53 | +8.85% | 4,606,000 |
| Nov 2009 | $25.10 | $27.42 | $24.91 | $26.21 | +4.88% | 4,423,700 |
| Oct 2009 | $25.52 | $26.23 | $24.81 | $24.99 | -2.31% | 5,652,500 |
| Sep 2009 | $24.26 | $26.64 | $23.63 | $25.58 | +5.05% | 3,575,800 |
| Aug 2009 | $24.50 | $25.90 | $24.03 | $24.35 | +0.54% | 3,547,400 |
| Jul 2009 | $22.20 | $24.92 | $21.58 | $24.22 | +9.05% | 4,298,800 |
| Jun 2009 | $21.11 | $22.32 | $21.05 | $22.21 | +6.88% | 5,432,200 |
| May 2009 | $20.21 | $21.15 | $18.96 | $20.78 | +2.82% | 7,459,200 |
| Apr 2009 | $20.84 | $21.61 | $19.77 | $20.21 | -4.08% | 8,500,900 |
| Mar 2009 | $19.21 | $22.28 | $17.08 | $21.07 | +8.11% | 9,584,800 |
| Feb 2009 | $25.49 | $26.38 | $19.35 | $19.49 | -24.34% | 5,899,300 |
| Jan 2009 | $25.15 | $26.36 | $23.97 | $25.76 | +2.14% | 4,892,800 |
| Dec 2008 | $24.71 | $25.80 | $22.74 | $25.22 | -2.63% | 7,389,300 |
| Nov 2008 | $25.98 | $26.84 | $21.11 | $25.90 | -0.84% | 6,517,800 |
| Oct 2008 | $30.02 | $30.78 | $21.46 | $26.12 | -13.68% | 9,016,300 |
| Sep 2008 | $30.60 | $33.29 | $28.27 | $30.26 | -0.30% | 6,093,000 |
| Aug 2008 | $28.92 | $30.69 | $27.56 | $30.35 | +5.02% | 3,895,800 |
| Jul 2008 | $29.47 | $30.07 | $27.63 | $28.90 | -2.79% | 4,413,500 |
| Jun 2008 | $31.15 | $31.35 | $28.98 | $29.73 | -4.65% | 4,399,900 |
| May 2008 | $28.91 | $31.74 | $28.90 | $31.18 | +8.00% | 5,408,400 |
| Apr 2008 | $28.18 | $30.05 | $27.90 | $28.87 | +3.25% | 4,178,200 |
| Mar 2008 | $25.65 | $28.35 | $25.14 | $27.96 | +9.26% | 8,003,000 |
| Feb 2008 | $28.61 | $29.96 | $25.48 | $25.59 | -10.37% | 4,993,100 |
| Jan 2008 | $29.60 | $30.48 | $26.30 | $28.55 | -4.10% | 6,199,400 |
| Dec 2007 | $29.02 | $30.97 | $28.62 | $29.77 | +2.94% | 3,715,100 |
| Nov 2007 | $29.40 | $29.52 | $26.61 | $28.92 | -2.82% | 5,797,500 |
| Oct 2007 | $28.39 | $29.98 | $27.29 | $29.76 | +5.20% | 5,871,900 |
| Sep 2007 | $28.94 | $30.50 | $28.01 | $28.29 | -2.48% | 6,562,700 |
| Aug 2007 | $30.99 | $31.89 | $26.45 | $29.01 | -6.66% | 10,271,800 |
| Jul 2007 | $33.97 | $34.22 | $28.99 | $31.08 | -8.07% | 5,628,700 |
| Jun 2007 | $38.15 | $38.52 | $33.10 | $33.81 | -11.40% | 6,029,800 |
| May 2007 | $37.95 | $39.50 | $37.36 | $38.16 | +0.71% | 5,100,900 |
| Apr 2007 | $38.99 | $39.77 | $37.81 | $37.89 | -2.52% | 3,346,600 |
| Mar 2007 | $36.50 | $39.40 | $35.30 | $38.87 | +4.71% | 5,206,300 |
| Feb 2007 | $39.32 | $39.95 | $36.45 | $37.12 | -5.43% | 3,132,000 |
| Jan 2007 | $38.37 | $39.63 | $37.06 | $39.25 | +2.29% | 4,109,300 |
| Dec 2006 | $37.45 | $39.37 | $36.77 | $38.37 | +2.21% | 3,997,900 |
| Nov 2006 | $35.98 | $37.87 | $35.05 | $37.54 | +4.63% | 4,201,600 |
| Oct 2006 | $33.24 | $36.74 | $32.80 | $35.88 | +7.68% | 3,838,000 |
| Sep 2006 | $33.89 | $34.19 | $32.30 | $33.32 | -1.13% | 4,147,400 |
| Aug 2006 | $32.78 | $34.00 | $31.83 | $33.70 | +2.34% | 4,315,600 |
| Jul 2006 | $31.30 | $33.80 | $30.70 | $32.93 | +5.07% | 4,711,300 |
| Jun 2006 | $29.43 | $31.43 | $28.10 | $31.34 | +7.66% | 6,786,500 |
| May 2006 | $27.75 | $29.59 | $27.31 | $29.11 | +5.01% | 4,472,000 |
| Apr 2006 | $27.90 | $28.71 | $26.46 | $27.72 | -0.82% | 2,940,000 |
| Mar 2006 | $28.52 | $28.97 | $26.62 | $27.95 | -2.00% | 3,979,000 |
| Feb 2006 | $27.55 | $29.04 | $26.09 | $28.52 | +3.15% | 2,320,700 |
| Jan 2006 | $26.51 | $28.58 | $26.19 | $27.65 | +4.73% | 2,208,200 |
| Dec 2005 | $27.01 | $27.36 | $26.04 | $26.40 | -1.05% | 2,330,800 |
| Nov 2005 | $27.11 | $27.56 | $26.00 | $26.68 | -2.13% | 3,057,900 |
| Oct 2005 | $27.39 | $27.86 | $25.12 | $27.26 | -0.47% | 3,012,200 |
| Sep 2005 | $27.48 | $28.07 | $26.88 | $27.39 | -0.11% | 2,269,300 |
| Aug 2005 | $26.72 | $27.42 | $25.64 | $27.42 | +2.39% | 2,610,500 |
| Jul 2005 | $25.50 | $26.95 | $25.00 | $26.78 | +4.98% | 3,304,500 |
| Jun 2005 | $24.97 | $26.35 | $24.85 | $25.51 | +2.12% | 3,540,300 |
| May 2005 | $24.50 | $25.38 | $24.30 | $24.98 | +2.08% | 2,874,300 |
| Apr 2005 | $24.27 | $25.61 | $23.53 | $24.47 | +1.28% | 3,749,800 |
| Mar 2005 | $25.15 | $26.13 | $23.66 | $24.16 | -3.67% | 2,607,700 |
| Feb 2005 | $25.37 | $25.90 | $24.00 | $25.08 | -1.14% | 1,672,500 |
| Jan 2005 | $25.35 | $25.56 | $24.00 | $25.37 | -0.12% | 1,988,300 |
| Dec 2004 | $25.50 | $26.15 | $24.46 | $25.40 | 0.00% | 1,975,100 |
| Nov 2004 | $24.50 | $25.98 | $24.42 | $25.40 | +3.97% | 1,919,100 |
| Oct 2004 | $23.80 | $24.68 | $23.45 | $24.43 | +2.00% | 1,918,800 |
| Sep 2004 | $23.60 | $24.15 | $23.15 | $23.95 | +1.48% | 1,964,000 |
| Aug 2004 | $23.62 | $23.82 | $22.87 | $23.60 | -0.30% | 1,708,600 |
| Jul 2004 | $24.05 | $24.46 | $22.70 | $23.67 | -1.91% | 1,498,400 |
| Jun 2004 | $22.72 | $24.20 | $22.29 | $24.13 | +6.77% | 2,014,800 |
| May 2004 | $22.90 | $23.36 | $21.50 | $22.60 | -0.88% | 1,455,000 |
| Apr 2004 | $23.45 | $24.06 | $22.75 | $22.80 | -2.56% | 1,483,400 |
| Mar 2004 | $23.35 | $23.57 | $22.81 | $23.40 | -0.30% | 1,661,800 |
| Feb 2004 | $23.45 | $23.99 | $22.55 | $23.47 | -0.09% | 1,236,200 |
| Jan 2004 | $22.57 | $24.05 | $22.39 | $23.49 | +4.63% | 1,632,000 |
| Dec 2003 | $22.75 | $23.18 | $22.05 | $22.45 | -0.44% | 1,294,200 |
| Nov 2003 | $22.62 | $23.15 | $22.01 | $22.55 | -0.13% | 1,294,700 |
| Oct 2003 | $22.70 | $23.48 | $22.28 | $22.58 | -0.53% | 1,495,300 |
| Sep 2003 | $22.50 | $23.49 | $22.25 | $22.70 | +0.49% | 1,443,700 |
| Aug 2003 | $21.25 | $22.83 | $20.80 | $22.59 | +6.41% | 1,632,500 |
| Jul 2003 | $21.10 | $21.72 | $20.14 | $21.23 | +0.24% | 1,465,900 |
| Jun 2003 | $21.40 | $22.45 | $20.78 | $21.18 | -0.33% | 1,203,100 |
| May 2003 | $20.76 | $21.77 | $20.05 | $21.25 | +2.36% | 1,313,300 |
| Apr 2003 | $20.27 | $21.28 | $19.74 | $20.76 | +2.01% | 1,385,700 |
| Mar 2003 | $20.26 | $20.89 | $19.30 | $20.35 | +0.49% | 1,236,500 |
| Feb 2003 | $21.75 | $21.96 | $19.92 | $20.25 | -6.25% | 995,300 |
| Jan 2003 | $23.52 | $23.64 | $21.11 | $21.60 | -7.89% | 1,173,200 |
| Dec 2002 | $22.32 | $23.63 | $22.00 | $23.45 | +5.63% | 1,136,800 |
| Nov 2002 | $22.18 | $22.90 | $21.40 | $22.20 | -1.25% | 1,233,300 |
| Oct 2002 | $22.20 | $22.75 | $19.82 | $22.48 | +1.03% | 1,343,100 |
| Sep 2002 | $21.05 | $22.50 | $20.60 | $22.25 | +5.20% | 1,099,800 |
| Aug 2002 | $21.90 | $23.65 | $21.15 | $21.15 | -3.20% | 1,185,400 |
| Jul 2002 | $24.75 | $24.75 | $18.10 | $21.85 | -11.72% | 1,571,000 |
| Jun 2002 | $24.25 | $24.75 | $23.01 | $24.75 | +1.81% | 1,414,900 |
| May 2002 | $24.65 | $24.75 | $23.40 | $24.31 | -1.78% | 1,412,400 |
| Apr 2002 | $24.94 | $24.99 | $22.60 | $24.75 | -1.00% | 2,237,800 |
| Mar 2002 | $23.10 | $25.35 | $23.01 | $25.00 | +7.43% | 1,226,000 |
| Feb 2002 | $23.75 | $23.83 | $22.37 | $23.27 | -2.64% | 951,900 |
| Jan 2002 | $22.25 | $24.35 | $21.80 | $23.90 | +6.94% | 1,073,300 |
| Dec 2001 | $20.70 | $23.15 | $20.50 | $22.35 | +8.50% | 1,308,700 |
| Nov 2001 | $20.60 | $21.60 | $20.48 | $20.60 | 0.00% | 964,700 |
| Oct 2001 | $21.35 | $22.56 | $20.31 | $20.60 | -2.83% | 1,120,300 |
| Sep 2001 | $22.40 | $23.23 | $18.61 | $21.20 | -5.86% | 1,306,300 |
| Aug 2001 | $23.80 | $24.40 | $22.52 | $22.52 | -5.77% | 1,339,900 |
| Jul 2001 | $23.80 | $24.24 | $22.75 | $23.90 | +0.93% | 1,324,900 |
| Jun 2001 | $23.13 | $24.67 | $23.01 | $23.68 | +2.38% | 1,538,100 |
| May 2001 | $21.00 | $23.45 | $20.46 | $23.13 | +9.88% | 1,744,700 |
| Apr 2001 | $20.70 | $21.20 | $19.90 | $21.05 | +0.96% | 956,500 |
| Mar 2001 | $20.90 | $21.15 | $19.16 | $20.85 | -0.24% | 1,483,800 |
| Feb 2001 | $21.55 | $23.10 | $20.79 | $20.90 | -3.02% | 1,380,200 |
| Jan 2001 | $21.88 | $22.44 | $19.50 | $21.55 | -1.49% | 1,736,900 |
| Dec 2000 | $19.31 | $22.44 | $19.31 | $21.88 | +12.18% | 1,623,700 |
| Nov 2000 | $20.75 | $20.88 | $19.38 | $19.50 | -6.59% | 1,076,500 |
| Oct 2000 | $21.00 | $22.50 | $20.06 | $20.88 | -0.30% | 1,735,000 |
| Sep 2000 | $19.00 | $21.25 | $18.94 | $20.94 | +10.93% | 2,123,200 |
| Aug 2000 | $18.00 | $19.25 | $17.13 | $18.88 | +4.86% | 2,592,500 |
| Jul 2000 | $17.75 | $18.56 | $16.88 | $18.00 | +2.77% | 1,111,300 |
| Jun 2000 | $19.25 | $19.69 | $17.50 | $17.52 | -8.71% | 1,112,600 |
| May 2000 | $18.94 | $20.19 | $18.00 | $19.19 | +0.66% | 1,296,900 |
| Apr 2000 | $19.06 | $19.38 | $17.75 | $19.06 | 0.00% | 1,186,000 |
| Mar 2000 | $18.44 | $19.94 | $17.50 | $19.06 | +3.04% | 1,819,800 |
| Feb 2000 | $19.56 | $19.94 | $17.06 | $18.50 | -5.43% | 1,416,600 |
| Jan 2000 | $22.88 | $23.00 | $19.00 | $19.56 | -14.95% | 1,972,700 |
| Dec 1999 | $23.56 | $23.63 | $20.38 | $23.00 | -1.87% | 1,441,200 |
| Nov 1999 | $23.44 | $24.81 | $22.88 | $23.44 | +0.81% | 1,159,900 |
| Oct 1999 | $26.94 | $27.31 | $22.88 | $23.25 | -13.69% | 2,246,500 |
| Sep 1999 | $27.81 | $28.75 | $26.88 | $26.94 | -3.36% | 753,200 |
| Aug 1999 | $28.88 | $28.94 | $27.75 | $27.88 | -3.25% | 1,736,400 |
| Jul 1999 | $28.63 | $29.13 | $28.63 | $28.81 | +0.66% | 1,600,700 |
| Jun 1999 | $28.00 | $28.69 | $28.00 | $28.63 | +1.33% | 1,653,400 |
| May 1999 | $28.56 | $29.50 | $28.13 | $28.25 | -1.09% | 2,190,600 |
| Apr 1999 | $27.38 | $29.50 | $26.88 | $28.56 | +3.86% | 1,853,400 |
| Mar 1999 | $28.69 | $28.94 | $26.50 | $27.50 | -4.35% | 1,589,700 |
| Feb 1999 | $26.19 | $29.00 | $25.25 | $28.75 | +9.26% | 2,680,900 |
| Jan 1999 | $26.63 | $26.69 | $25.81 | $26.31 | -1.17% | 1,580,300 |
| Dec 1998 | $23.50 | $26.88 | $23.19 | $26.63 | +12.11% | 2,048,400 |
| Nov 1998 | $23.75 | $24.94 | $22.00 | $23.75 | +0.26% | 1,161,900 |
| Oct 1998 | $20.31 | $24.13 | $20.19 | $23.69 | +15.90% | 1,993,800 |
| Sep 1998 | $18.38 | $20.69 | $18.06 | $20.44 | +12.37% | 1,213,900 |
| Aug 1998 | $23.38 | $23.94 | $17.38 | $18.19 | -21.77% | 3,236,300 |
| Jul 1998 | $24.50 | $24.50 | $22.69 | $23.25 | -4.86% | 930,400 |
| Jun 1998 | $22.00 | $25.00 | $21.75 | $24.44 | +11.71% | 1,213,100 |
| May 1998 | $23.19 | $23.38 | $21.63 | $21.88 | -5.15% | 1,240,700 |
| Apr 1998 | $21.13 | $24.25 | $20.38 | $23.06 | +10.48% | 1,967,900 |
| Mar 1998 | $20.13 | $21.50 | $19.75 | $20.88 | +3.09% | 1,037,000 |
| Feb 1998 | $18.00 | $21.13 | $17.81 | $20.25 | +13.68% | 1,972,300 |
| Jan 1998 | $18.75 | $18.81 | $17.31 | $17.81 | -4.68% | 983,600 |
| Dec 1997 | $18.38 | $18.81 | $17.13 | $18.69 | +0.34% | 973,300 |
| Nov 1997 | $18.88 | $19.00 | $17.75 | $18.63 | -1.00% | 1,433,000 |
| Oct 1997 | $19.56 | $19.94 | $18.56 | $18.81 | -4.14% | 669,600 |
| Sep 1997 | $19.75 | $19.88 | $18.69 | $19.63 | -0.95% | 702,800 |
| Aug 1997 | $18.50 | $20.13 | $18.00 | $19.81 | +6.73% | 1,318,200 |
| Jul 1997 | $19.63 | $19.75 | $17.75 | $18.56 | -6.60% | 1,242,500 |
| Jun 1997 | $17.13 | $19.88 | $17.13 | $19.88 | +16.06% | 1,158,000 |
| May 1997 | $16.63 | $17.63 | $16.50 | $17.13 | +3.01% | 1,724,600 |
| Apr 1997 | $17.50 | $17.75 | $16.13 | $16.63 | -4.32% | 503,500 |
| Mar 1997 | $18.63 | $19.13 | $17.25 | $17.38 | -6.08% | 651,200 |
| Feb 1997 | $19.63 | $20.25 | $18.38 | $18.50 | -6.33% | 1,599,400 |
| Jan 1997 | $19.13 | $19.88 | $18.75 | $19.75 | +2.60% | 1,143,600 |
| Dec 1996 | $19.63 | $19.88 | $18.63 | $19.25 | -1.28% | 858,900 |
| Nov 1996 | $19.00 | $19.88 | $18.38 | $19.50 | +1.96% | 1,243,500 |
| Oct 1996 | $17.63 | $19.13 | $17.38 | $19.13 | +9.29% | 1,245,500 |
| Sep 1996 | $17.75 | $18.13 | $17.50 | $17.50 | -2.10% | 715,700 |
| Aug 1996 | $16.25 | $18.38 | $15.88 | $17.88 | +10.00% | 2,792,800 |
| Jul 1996 | $16.00 | $16.50 | $14.88 | $16.25 | +0.78% | 801,400 |
| Jun 1996 | $17.13 | $17.13 | $15.75 | $16.13 | -6.52% | 802,300 |
| May 1996 | $16.75 | $17.25 | $16.00 | $17.25 | +3.76% | 1,220,800 |
| Apr 1996 | $17.25 | $17.38 | $16.00 | $16.63 | -3.62% | 510,000 |
| Mar 1996 | $16.00 | $17.38 | $15.75 | $17.25 | +7.81% | 736,100 |
| Feb 1996 | $16.88 | $17.63 | $15.63 | $16.00 | -5.88% | 859,100 |
| Jan 1996 | $17.63 | $18.63 | $16.50 | $17.00 | -3.55% | 1,977,400 |
| Dec 1995 | $18.00 | $18.13 | $17.25 | $17.63 | -2.08% | 1,166,100 |
| Nov 1995 | $15.25 | $18.38 | $15.13 | $18.00 | +19.01% | 2,436,800 |
| Oct 1995 | $15.50 | $15.63 | $14.88 | $15.13 | -3.20% | 961,700 |
| Sep 1995 | $16.50 | $16.75 | $15.25 | $15.63 | -5.30% | 1,049,900 |
| Aug 1995 | $14.75 | $16.63 | $14.63 | $16.50 | +11.86% | 1,107,700 |
| Jul 1995 | $14.13 | $14.88 | $14.00 | $14.75 | +3.51% | 574,600 |
| Jun 1995 | $14.13 | $14.50 | $14.00 | $14.25 | 0.00% | 699,600 |
| May 1995 | $14.75 | $14.75 | $13.63 | $14.25 | -3.39% | 1,139,500 |
| Apr 1995 | $14.63 | $14.88 | $14.13 | $14.75 | 0.00% | 293,800 |
| Mar 1995 | $15.25 | $15.25 | $14.00 | $14.75 | -3.28% | 377,700 |
| Feb 1995 | $14.25 | $15.25 | $14.00 | $15.25 | +7.02% | 514,400 |
| Jan 1995 | $14.13 | $14.50 | $13.63 | $14.25 | +0.88% | 446,300 |
| Dec 1994 | $15.25 | $15.25 | $13.75 | $14.13 | -7.38% | 394,200 |
| Nov 1994 | $17.00 | $17.13 | $14.63 | $15.25 | -10.95% | 691,600 |
| Oct 1994 | $17.50 | $17.63 | $16.88 | $17.13 | -2.84% | 218,200 |
| Sep 1994 | $17.75 | $17.88 | $17.50 | $17.63 | -1.40% | 279,100 |
| Aug 1994 | $17.63 | $18.25 | $17.50 | $17.88 | +1.42% | 548,100 |
| Jul 1994 | $18.00 | $18.13 | $17.50 | $17.63 | -2.08% | 254,300 |
| Jun 1994 | $18.00 | $18.63 | $17.63 | $18.00 | 0.00% | 331,800 |
| May 1994 | $16.88 | $18.25 | $15.88 | $18.00 | +5.88% | 708,800 |
| Apr 1994 | $15.63 | $17.13 | $15.00 | $17.00 | +7.94% | 441,700 |
| Mar 1994 | $17.63 | $17.88 | $15.75 | $15.75 | -11.27% | 566,200 |
| Feb 1994 | $18.63 | $19.38 | $17.63 | $17.75 | -3.40% | 848,200 |
| Jan 1994 | $15.88 | $18.50 | $15.75 | $18.38 | +14.84% | 434,500 |
| Dec 1993 | $16.50 | $17.00 | $15.50 | $16.00 | -3.03% | 414,800 |
| Nov 1993 | $17.88 | $18.00 | $16.50 | $16.50 | -7.04% | 507,900 |
| Oct 1993 | $17.25 | $18.50 | $16.75 | $17.75 | +2.16% | 535,900 |
| Sep 1993 | $16.88 | $17.38 | $16.38 | $17.38 | +2.96% | 351,000 |
| Aug 1993 | $16.88 | $17.38 | $16.38 | $16.88 | 0.00% | 714,300 |
| Jul 1993 | $17.00 | $17.38 | $16.13 | $16.88 | -1.46% | 497,600 |
| Jun 1993 | $17.88 | $18.13 | $16.75 | $17.13 | -4.86% | 526,200 |
| May 1993 | $17.75 | $18.50 | $17.63 | $18.00 | +0.70% | 528,800 |
| Apr 1993 | $17.63 | $18.00 | $17.13 | $17.88 | +1.42% | 526,900 |
| Mar 1993 | $15.63 | $17.88 | $15.13 | $17.63 | +12.80% | 1,123,200 |
| Feb 1993 | $14.13 | $15.63 | $14.00 | $15.63 | +9.65% | 651,400 |
| Jan 1993 | $13.75 | $14.38 | $13.38 | $14.25 | +3.64% | 370,700 |
| Dec 1992 | $14.25 | $14.25 | $13.38 | $13.75 | -3.51% | 540,200 |
| Nov 1992 | $13.13 | $14.25 | $12.88 | $14.25 | +7.55% | 499,800 |
| Oct 1992 | $14.75 | $14.75 | $13.13 | $13.25 | -10.17% | 350,900 |
| Sep 1992 | $14.25 | $15.38 | $14.25 | $14.75 | +2.61% | 480,200 |
| Aug 1992 | $14.13 | $14.38 | $13.50 | $14.38 | +4.55% | 364,100 |
| Jul 1992 | $14.38 | $14.75 | $13.63 | $13.75 | -4.35% | 382,900 |
| Jun 1992 | $13.88 | $14.63 | $13.63 | $14.38 | +4.55% | 550,600 |
| May 1992 | $13.13 | $13.88 | $12.63 | $13.75 | +4.76% | 416,800 |
| Apr 1992 | $13.38 | $13.38 | $13.00 | $13.13 | -0.94% | 448,200 |
| Mar 1992 | $12.00 | $13.50 | $11.88 | $13.25 | +11.58% | 606,600 |
| Feb 1992 | $12.13 | $12.13 | $11.50 | $11.88 | -2.06% | 809,100 |
| Jan 1992 | $10.50 | $12.38 | $10.38 | $12.13 | +14.12% | 1,107,900 |
| Dec 1991 | $11.25 | $11.50 | $10.13 | $10.63 | -6.59% | 935,900 |
| Nov 1991 | $11.00 | $11.63 | $10.75 | $11.38 | +3.41% | 983,300 |
| Oct 1991 | $10.13 | $11.38 | $10.13 | $11.00 | +8.64% | 1,027,200 |
| Sep 1991 | $9.63 | $10.50 | $9.38 | $10.13 | +5.19% | 884,900 |
| Aug 1991 | $11.25 | $11.50 | $9.00 | $9.63 | -15.38% | 1,506,200 |
| Jul 1991 | $11.50 | $11.63 | $11.13 | $11.38 | -1.09% | 1,216,900 |
| Jun 1991 | $11.50 | $12.13 | $11.25 | $11.50 | 0.00% | 1,814,400 |
| May 1991 | $16.88 | $17.50 | $11.38 | $11.50 | -31.85% | 1,582,100 |
| Apr 1991 | $16.50 | $17.00 | $15.63 | $16.88 | +3.05% | 827,400 |
| Mar 1991 | $15.00 | $16.75 | $14.88 | $16.38 | +8.26% | 755,600 |
| Feb 1991 | $14.13 | $17.13 | $14.00 | $15.13 | +7.08% | 1,091,800 |
| Jan 1991 | $13.00 | $14.25 | $12.13 | $14.13 | +7.62% | 558,600 |
| Dec 1990 | $13.75 | $14.00 | $13.00 | $13.13 | -4.55% | 626,800 |
| Nov 1990 | $12.00 | $14.75 | $12.00 | $13.75 | +14.58% | 597,700 |
| Oct 1990 | $14.00 | $14.13 | $11.75 | $12.00 | -14.29% | 712,300 |
| Sep 1990 | $15.13 | $15.13 | $13.75 | $14.00 | -6.67% | 484,000 |
| Aug 1990 | $16.50 | $16.50 | $15.00 | $15.00 | -8.40% | 516,900 |
| Jul 1990 | $16.63 | $17.00 | $15.25 | $16.38 | -0.76% | 672,200 |
| Jun 1990 | $17.88 | $17.88 | $16.50 | $16.50 | -7.04% | 385,800 |
| May 1990 | $17.50 | $18.38 | $17.00 | $17.75 | +2.16% | 413,600 |
| Apr 1990 | $18.13 | $18.25 | $17.13 | $17.38 | -6.08% | 388,200 |
| Mar 1990 | $16.88 | $18.50 | $16.75 | $18.50 | +10.45% | 412,200 |
| Feb 1990 | $16.63 | $17.38 | $16.50 | $16.75 | +0.75% | 302,900 |
| Jan 1990 | $17.00 | $18.38 | $16.50 | $16.63 | -3.62% | 644,000 |
| Dec 1989 | $17.50 | $18.00 | $16.63 | $17.25 | -1.43% | 808,500 |
| Nov 1989 | $18.38 | $18.38 | $16.63 | $17.50 | -4.11% | 654,600 |
| Oct 1989 | $18.88 | $20.00 | $18.00 | $18.25 | -3.95% | 558,600 |
| Sep 1989 | $19.00 | $19.88 | $18.50 | $19.00 | 0.00% | 522,900 |
| Aug 1989 | $19.13 | $19.38 | $17.13 | $19.00 | -0.65% | 859,900 |
| Jul 1989 | $20.13 | $20.13 | $19.00 | $19.13 | -6.13% | 695,300 |
| Jun 1989 | $18.25 | $20.38 | $18.00 | $20.38 | +13.19% | 954,000 |
| May 1989 | $19.00 | $19.00 | $17.63 | $18.00 | -4.64% | 437,100 |
| Apr 1989 | $17.88 | $19.13 | $17.63 | $18.88 | +5.59% | 558,400 |
| Mar 1989 | $17.75 | $18.00 | $17.25 | $17.88 | 0.00% | 661,800 |
| Feb 1989 | $18.38 | $18.50 | $17.00 | $17.88 | -2.72% | 845,700 |
| Jan 1989 | $17.75 | $19.00 | $17.38 | $18.38 | +5.00% | 734,100 |
| Dec 1988 | $18.88 | $19.25 | $17.25 | $17.50 | -6.67% | 659,600 |
| Nov 1988 | $20.75 | $21.13 | $18.38 | $18.75 | -10.18% | 410,100 |
| Oct 1988 | $21.63 | $21.75 | $20.88 | $20.88 | -2.91% | 280,900 |
| Sep 1988 | $21.25 | $21.88 | $21.13 | $21.50 | +1.18% | 328,100 |
| Aug 1988 | $20.38 | $21.50 | $20.25 | $21.25 | +4.94% | 319,600 |
| Jul 1988 | $21.50 | $21.63 | $19.75 | $20.25 | -5.81% | 581,700 |
| Jun 1988 | $20.00 | $22.63 | $19.75 | $21.50 | +7.50% | 505,400 |
| May 1988 | $20.50 | $20.88 | $19.63 | $20.00 | -2.44% | 681,300 |
| Apr 1988 | $20.00 | $21.25 | $19.88 | $20.50 | +1.86% | 488,200 |
| Mar 1988 | $21.75 | $21.88 | $20.13 | $20.13 | -8.52% | 416,500 |
| Feb 1988 | $22.50 | $23.25 | $21.50 | $22.00 | -1.68% | 499,900 |
| Jan 1988 | $20.50 | $22.50 | $20.38 | $22.38 | +9.82% | 363,700 |
| Dec 1987 | $20.00 | $20.63 | $18.88 | $20.38 | +1.88% | 517,400 |
| Nov 1987 | $20.63 | $20.88 | $19.50 | $20.00 | -3.03% | 383,700 |
| Oct 1987 | $24.88 | $25.50 | $18.25 | $20.63 | -17.09% | 659,700 |
| Sep 1987 | $24.50 | $25.00 | $23.25 | $24.88 | +1.53% | 686,500 |
| Aug 1987 | $24.88 | $25.13 | $23.25 | $24.50 | -1.51% | 1,042,500 |
| Jul 1987 | $25.75 | $25.75 | $23.75 | $24.88 | -3.40% | 601,300 |
| Jun 1987 | $22.13 | $26.75 | $22.13 | $25.75 | +16.38% | 838,100 |
| May 1987 | $22.88 | $23.88 | $21.50 | $22.13 | -3.28% | 515,600 |
| Apr 1987 | $26.38 | $26.50 | $21.50 | $22.88 | -13.27% | 1,184,400 |
| Mar 1987 | $21.50 | $26.75 | $21.38 | $26.38 | +22.67% | 1,665,300 |
| Feb 1987 | $21.00 | $21.63 | $20.50 | $21.50 | +2.38% | 876,300 |
| Jan 1987 | $17.88 | $21.50 | $17.88 | $21.00 | +17.48% | 1,564,900 |
| Dec 1986 | $19.50 | $19.50 | $17.50 | $17.88 | -8.92% | 1,004,400 |
| Nov 1986 | $20.25 | $20.38 | $19.25 | $19.63 | -3.09% | 475,100 |
| Oct 1986 | $19.00 | $20.63 | $18.88 | $20.25 | +6.58% | 574,200 |
| Sep 1986 | $20.38 | $21.25 | $18.00 | $19.00 | -6.17% | 722,000 |
| Aug 1986 | $19.50 | $21.38 | $18.75 | $20.25 | +4.52% | 545,300 |
| Jul 1986 | $19.00 | $19.50 | $18.50 | $19.38 | +1.97% | 378,000 |
| Jun 1986 | $18.25 | $19.13 | $17.88 | $19.00 | +4.11% | 362,900 |
| May 1986 | $18.88 | $19.00 | $18.25 | $18.25 | -3.95% | 571,700 |
| Apr 1986 | $19.25 | $20.13 | $18.88 | $19.00 | -1.30% | 383,200 |
| Mar 1986 | $17.88 | $19.25 | $17.38 | $19.25 | +6.94% | 622,700 |
| Feb 1986 | $18.00 | $18.75 | $17.13 | $18.00 | 0.00% | 367,200 |
| Jan 1986 | $18.00 | $18.50 | $16.63 | $18.00 | 0.00% | 357,900 |
| Dec 1985 | $17.50 | $18.13 | $16.50 | $18.00 | +2.86% | 417,400 |
| Nov 1985 | $17.88 | $18.38 | $17.38 | $17.50 | -2.10% | 445,900 |
| Oct 1985 | $16.50 | $19.00 | $16.38 | $17.88 | +8.33% | 445,300 |
| Sep 1985 | $17.75 | $17.88 | $15.50 | $16.50 | -7.04% | 485,600 |
| Aug 1985 | $17.63 | $18.50 | $17.50 | $17.75 | +0.71% | 294,300 |
| Jul 1985 | $17.75 | $18.50 | $17.13 | $17.63 | -0.70% | 493,600 |
| Jun 1985 | $16.88 | $17.88 | $16.13 | $17.75 | +5.19% | 393,700 |
| May 1985 | $16.13 | $17.00 | $15.75 | $16.88 | +4.65% | 544,400 |
| Apr 1985 | $15.88 | $16.75 | $15.50 | $16.13 | +1.57% | 377,300 |
| Mar 1985 | $14.63 | $16.13 | $14.13 | $15.88 | +8.55% | 452,200 |
| Feb 1985 | $14.50 | $14.88 | $13.88 | $14.63 | +0.86% | 320,800 |
| Jan 1985 | $14.00 | $15.00 | $13.63 | $14.50 | +3.57% | 478,900 |
| Dec 1984 | $12.50 | $14.38 | $12.38 | $14.00 | +12.00% | 477,700 |
| Nov 1984 | $12.63 | $12.75 | $12.00 | $12.50 | -0.99% | 330,000 |
| Oct 1984 | $12.25 | $12.75 | $11.88 | $12.63 | +3.06% | 258,600 |
| Sep 1984 | $11.13 | $12.25 | $11.13 | $12.25 | +10.11% | 187,000 |
| Aug 1984 | $11.50 | $11.88 | $10.63 | $11.13 | -3.26% | 236,300 |
| Jul 1984 | $11.75 | $12.13 | $11.25 | $11.50 | -2.13% | 412,800 |
| Jun 1984 | $10.88 | $12.00 | $10.88 | $11.75 | +9.30% | 134,900 |
| May 1984 | $12.25 | $12.50 | $10.63 | $10.75 | -12.24% | 281,700 |
| Apr 1984 | $12.00 | $12.25 | $11.63 | $12.25 | +2.08% | 350,500 |
| Mar 1984 | $12.25 | $12.63 | $11.75 | $12.00 | -2.04% | 198,100 |
| Feb 1984 | $12.88 | $13.25 | $11.63 | $12.25 | -4.85% | 310,000 |
| Jan 1984 | $12.75 | $13.00 | $12.13 | $12.88 | +0.98% | 458,800 |
| Dec 1983 | $12.63 | $12.88 | $11.38 | $12.75 | +0.99% | 226,700 |
| Nov 1983 | $13.13 | $13.50 | $12.38 | $12.63 | -3.81% | 463,300 |
| Oct 1983 | $11.13 | $13.25 | $10.75 | $13.13 | +17.98% | 564,500 |
| Sep 1983 | $10.25 | $11.13 | $10.25 | $11.13 | +8.54% | 168,500 |
| Aug 1983 | $10.88 | $11.00 | $10.13 | $10.25 | -5.75% | 127,500 |
| Jul 1983 | $10.50 | $10.88 | $10.25 | $10.88 | +3.57% | 120,100 |
| Jun 1983 | $10.63 | $10.88 | $10.38 | $10.50 | -1.18% | 129,800 |
| May 1983 | $11.00 | $11.00 | $10.38 | $10.63 | -3.41% | 239,200 |
| Apr 1983 | $10.38 | $11.00 | $10.38 | $11.00 | +7.32% | 169,500 |
| Mar 1983 | $10.00 | $10.75 | $10.00 | $10.25 | +2.50% | 237,200 |
| Feb 1983 | $10.75 | $10.75 | $9.88 | $10.00 | -6.98% | 135,500 |
| Jan 1983 | $9.88 | $10.88 | $9.88 | $10.75 | +8.86% | 201,100 |
| Dec 1982 | $9.63 | $10.13 | $9.63 | $9.88 | +2.60% | 144,400 |
| Nov 1982 | $10.38 | $10.63 | $9.50 | $9.63 | -7.23% | 232,800 |
| Oct 1982 | $9.25 | $10.75 | $9.25 | $10.38 | +12.16% | 356,100 |
| Sep 1982 | $9.13 | $9.38 | $9.00 | $9.25 | +1.37% | 176,200 |
| Aug 1982 | $8.75 | $9.50 | $8.38 | $9.13 | +4.29% | 165,300 |
| Jul 1982 | $8.75 | $9.13 | $8.50 | $8.75 | 0.00% | 71,100 |
| Jun 1982 | $9.38 | $9.38 | $8.63 | $8.75 | -6.67% | 90,800 |
| May 1982 | $8.75 | $9.50 | $8.50 | $9.38 | +7.14% | 156,700 |
| Apr 1982 | $8.63 | $9.13 | $8.63 | $8.75 | +1.45% | 153,300 |
| Mar 1982 | $9.00 | $9.50 | $8.38 | $8.63 | -2.82% | 109,400 |
| Feb 1982 | $9.38 | $9.38 | $8.38 | $8.88 | -5.33% | 81,200 |
| Jan 1982 | $8.50 | $9.50 | $8.50 | $9.38 | +10.29% | 98,200 |
| Dec 1981 | $9.63 | $9.63 | $8.50 | $8.50 | -11.69% | 181,500 |
| Nov 1981 | $8.38 | $9.63 | $8.25 | $9.63 | +14.93% | 197,500 |
| Oct 1981 | $8.50 | $8.75 | $7.75 | $8.38 | -1.47% | 200,000 |
| Sep 1981 | $8.88 | $8.88 | $8.00 | $8.50 | -4.23% | 127,600 |
| Aug 1981 | $9.13 | $9.25 | $8.63 | $8.88 | -2.74% | 116,500 |
| Jul 1981 | $9.50 | $9.50 | $9.00 | $9.13 | -3.95% | 121,800 |
| Jun 1981 | $9.75 | $9.88 | $9.25 | $9.50 | -2.56% | 176,500 |
| May 1981 | $9.38 | $10.25 | $9.00 | $9.75 | +4.00% | 290,000 |
| Apr 1981 | $10.00 | $10.13 | $9.38 | $9.38 | -6.25% | 210,200 |
| Mar 1981 | $10.00 | $10.25 | $9.50 | $10.00 | 0.00% | 187,800 |
| Feb 1981 | $10.25 | $10.25 | $9.63 | $10.00 | -2.44% | 161,800 |
| Jan 1981 | $9.25 | $10.38 | $9.13 | $10.25 | +10.81% | 183,500 |
| Dec 1980 | $8.88 | $9.25 | $8.50 | $9.25 | +4.23% | 280,100 |
| Nov 1980 | $9.75 | $9.75 | $8.63 | $8.88 | -11.25% | 199,300 |
| Oct 1980 | $9.38 | $10.00 | $9.25 | $10.00 | +6.67% | 268,500 |
| Sep 1980 | $10.25 | $10.63 | $9.25 | $9.38 | -8.54% | 376,300 |
| Aug 1980 | $11.38 | $11.50 | $10.25 | $10.25 | -9.89% | 148,000 |
| Jul 1980 | $11.38 | $12.00 | $11.25 | $11.38 | 0.00% | 120,200 |
| Jun 1980 | $11.25 | $12.00 | $11.00 | $11.38 | +1.11% | 177,800 |
| May 1980 | $10.75 | $11.38 | $10.50 | $11.25 | +4.65% | 91,800 |
| Apr 1980 | $9.13 | $11.13 | $9.13 | $10.75 | +17.81% | 124,900 |
| Mar 1980 | $11.63 | $11.63 | $8.13 | $9.13 | -21.51% | 186,200 |
| Feb 1980 | $11.88 | $13.50 | $10.63 | $11.63 | -2.11% | 269,100 |
| Jan 1980 | $11.25 | $12.13 | $10.75 | $11.88 | +5.56% | 198,500 |
| Dec 1979 | $10.88 | $11.50 | $10.50 | $11.25 | +3.45% | 147,400 |
| Nov 1979 | $10.88 | $11.25 | $10.00 | $10.88 | 0.00% | 141,700 |
| Oct 1979 | $12.13 | $12.25 | $10.25 | $10.88 | -10.31% | 418,200 |
| Sep 1979 | $12.25 | $12.38 | $11.50 | $12.13 | -1.02% | 211,900 |
| Aug 1979 | $12.13 | $13.25 | $12.00 | $12.25 | +1.03% | 193,300 |
| Jul 1979 | $11.50 | $12.75 | $11.50 | $12.13 | +5.43% | 207,600 |
| Jun 1979 | $11.00 | $12.13 | $11.00 | $11.50 | +4.55% | 165,400 |
| May 1979 | $11.50 | $11.88 | $10.88 | $11.00 | -4.35% | 134,600 |
| Apr 1979 | $11.00 | $11.88 | $11.00 | $11.50 | +4.55% | 154,300 |
| Mar 1979 | $10.75 | $11.50 | $10.63 | $11.00 | +2.33% | 186,200 |
| Feb 1979 | $11.00 | $11.38 | $10.63 | $10.75 | -2.27% | 136,900 |
| Jan 1979 | $10.38 | $11.50 | $10.38 | $11.00 | +6.02% | 141,200 |
| Dec 1978 | $11.00 | $11.63 | $10.38 | $10.38 | -5.68% | 164,800 |
| Nov 1978 | $10.00 | $11.38 | $9.50 | $11.00 | +12.82% | 155,300 |
| Oct 1978 | $11.50 | $11.88 | $9.75 | $9.75 | -15.22% | 130,400 |
| Sep 1978 | $11.63 | $12.38 | $11.50 | $11.50 | -1.08% | 250,000 |
| Aug 1978 | $11.63 | $12.13 | $10.75 | $11.63 | +2.20% | 402,400 |
| Jul 1978 | $10.75 | $12.75 | $10.75 | $11.38 | +5.81% | 126,600 |
| Jun 1978 | $10.38 | $11.50 | $10.38 | $10.75 | +3.61% | 92,700 |
| May 1978 | $11.38 | $11.75 | $10.38 | $10.38 | -8.79% | 88,000 |
| Apr 1978 | $11.13 | $11.75 | $11.13 | $11.38 | +3.41% | 83,300 |
| Mar 1978 | $10.63 | $11.50 | $10.63 | $11.00 | +3.53% | 92,800 |
| Feb 1978 | $11.25 | $11.63 | $10.63 | $10.63 | -3.41% | 116,700 |
| Jan 1978 | $10.63 | $11.38 | $10.63 | $11.00 | +3.53% | 101,100 |
| Dec 1977 | $10.75 | $11.50 | $10.63 | $10.63 | 0.00% | 107,700 |
| Nov 1977 | $10.88 | $11.50 | $10.63 | $10.63 | -2.30% | 97,600 |
| Oct 1977 | $11.25 | $11.63 | $10.75 | $10.88 | -3.33% | 78,000 |
| Sep 1977 | $11.13 | $11.63 | $11.13 | $11.25 | +1.12% | 95,600 |
| Aug 1977 | $11.63 | $12.00 | $11.13 | $11.13 | -4.30% | 132,700 |
| Jul 1977 | $10.88 | $12.00 | $10.88 | $11.63 | +6.90% | 136,800 |
| Jun 1977 | $10.63 | $11.38 | $10.63 | $10.88 | +2.35% | 89,100 |
| May 1977 | $10.88 | $11.50 | $10.25 | $10.63 | -2.30% | 86,100 |
| Apr 1977 | $10.50 | $11.38 | $10.38 | $10.88 | +3.57% | 90,400 |
| Mar 1977 | $10.63 | $11.00 | $10.25 | $10.50 | 0.00% | 101,400 |
| Feb 1977 | $11.25 | $11.75 | $10.50 | $10.50 | -6.67% | 92,900 |
| Jan 1977 | $10.75 | $11.88 | $10.75 | $11.25 | +4.65% | 175,800 |
| Dec 1976 | $10.25 | $11.25 | $9.88 | $10.75 | +7.50% | 192,700 |
| Nov 1976 | $10.63 | $11.00 | $10.00 | $10.00 | -5.88% | 56,500 |
| Oct 1976 | $10.38 | $11.00 | $10.00 | $10.63 | +2.41% | 88,700 |
| Sep 1976 | $10.25 | $11.25 | $9.88 | $10.38 | +2.47% | 172,100 |
| Aug 1976 | $10.25 | $10.88 | $10.13 | $10.13 | -1.22% | 81,400 |
| Jul 1976 | $9.88 | $10.75 | $9.88 | $10.25 | +5.13% | 69,000 |
| Jun 1976 | $9.75 | $10.38 | $9.75 | $9.75 | 0.00% | 79,000 |
| May 1976 | $10.38 | $10.63 | $9.50 | $9.75 | -6.02% | 57,100 |
| Apr 1976 | $10.38 | $11.00 | $9.75 | $10.38 | 0.00% | 64,300 |
| Mar 1976 | $10.13 | $10.75 | $9.88 | $10.38 | +2.47% | 79,000 |
| Feb 1976 | $11.13 | $11.50 | $10.13 | $10.13 | -8.99% | 95,400 |
| Jan 1976 | $9.88 | $11.50 | $9.88 | $11.13 | +12.66% | 92,300 |
| Dec 1975 | $10.00 | $10.38 | $9.63 | $9.88 | 0.00% | 59,000 |
| Nov 1975 | $9.75 | $10.25 | $9.63 | $9.88 | +1.28% | 79,500 |
| Oct 1975 | $9.00 | $10.13 | $9.00 | $9.75 | +8.33% | 88,900 |
| Sep 1975 | $9.00 | $9.63 | $9.00 | $9.00 | 0.00% | 96,400 |
| Aug 1975 | $9.63 | $9.75 | $8.88 | $9.00 | -6.49% | 79,500 |
| Jul 1975 | $9.38 | $10.25 | $8.88 | $9.63 | +2.67% | 136,400 |
| Jun 1975 | $8.13 | $10.13 | $8.13 | $9.38 | +17.19% | 213,200 |
| May 1975 | $8.13 | $8.38 | $7.75 | $8.00 | -1.54% | 67,800 |
| Apr 1975 | $7.63 | $8.63 | $7.63 | $8.13 | +6.56% | 76,500 |
| Mar 1975 | $7.88 | $9.00 | $7.63 | $7.63 | +1.67% | 46,300 |
| Feb 1975 | $8.38 | $9.00 | $7.50 | $7.50 | -10.45% | 37,500 |
| Jan 1975 | $7.13 | $9.13 | $7.13 | $8.38 | +17.54% | 54,400 |
| Dec 1974 | $6.88 | $7.50 | $6.25 | $7.13 | +3.64% | 55,200 |
| Nov 1974 | $7.88 | $8.13 | $6.75 | $6.88 | -12.70% | 35,800 |
| Oct 1974 | $7.63 | $9.25 | $7.25 | $7.88 | +3.28% | 34,000 |
| Sep 1974 | $7.00 | $8.38 | $6.63 | $7.63 | +8.93% | 47,600 |
| Aug 1974 | $8.25 | $9.13 | $7.00 | $7.00 | -15.15% | 42,200 |
| Jul 1974 | $8.13 | $9.13 | $7.88 | $8.25 | +4.76% | 43,000 |
| Jun 1974 | $9.13 | $10.25 | $7.75 | $7.88 | -11.27% | 36,400 |
| May 1974 | $10.00 | $10.50 | $8.50 | $8.88 | -11.25% | 36,700 |
| Apr 1974 | $10.75 | $11.00 | $9.75 | $10.00 | -6.98% | 35,700 |
| Mar 1974 | $11.38 | $12.63 | $10.75 | $10.75 | -5.49% | 45,300 |
| Feb 1974 | $12.00 | $12.38 | $10.88 | $11.38 | -4.21% | 40,500 |
| Jan 1974 | $9.63 | $12.50 | $9.63 | $11.88 | +23.38% | 71,600 |
| Dec 1973 | $8.75 | $10.00 | $8.50 | $9.63 | +11.59% | 111,500 |
| Nov 1973 | $11.75 | $12.00 | $8.63 | $8.63 | -26.60% | 93,000 |
| Oct 1973 | $11.63 | $12.75 | $11.63 | $11.75 | +1.08% | 58,000 |
| Sep 1973 | $11.63 | $12.50 | $11.50 | $11.63 | 0.00% | 67,500 |
| Aug 1973 | $11.75 | $12.38 | $11.50 | $11.63 | -1.06% | 65,900 |
| Jul 1973 | $12.63 | $12.88 | $11.75 | $11.75 | -6.93% | 45,600 |
| Jun 1973 | $12.25 | $13.13 | $12.13 | $12.63 | +3.06% | 60,800 |
| May 1973 | $12.38 | $13.38 | $12.13 | $12.25 | -1.01% | 84,600 |
| Apr 1973 | $13.13 | $13.13 | $12.13 | $12.38 | -5.71% | 111,700 |
| Mar 1973 | $13.13 | $13.25 | $12.50 | $13.13 | 0.00% | 66,600 |
| Feb 1973 | $13.50 | $13.50 | $13.13 | $13.13 | – | 13,900 |
Seasonality
SWX return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average | 0.4% | 1.9% | 3.3% | 3.0% | 0.9% | -1.2% | 3.3% | -1.8% | -2.6% | 2.4% | -0.1% | -2.6% |
| Months up | 5 of 10 | 7 of 10 | 6 of 10 | 8 of 10 | 7 of 10 | 6 of 10 | 8 of 10 | 3 of 10 | 3 of 10 | 6 of 10 | 5 of 9 | 3 of 9 |
| 2026 | 3.5% | 7.2% | -1.4% | 8.2% | -7.7% | 2.9% | 0.8% | -0.5% | -7.7% | 14.2% | ||
| 2025 | 5.6% | 1.3% | -4.3% | 0.6% | 0.4% | 3.6% | 5.0% | 3.0% | -1.9% | 1.5% | 5.3% | -3.6% |
| 2024 | -7.4% | 17.4% | 11.7% | -2.0% | 4.8% | -9.3% | 5.4% | -1.1% | 1.4% | -0.7% | 7.6% | -9.5% |
| 2023 | 8.2% | -5.0% | -0.9% | -10.3% | 5.7% | 8.7% | 3.6% | -5.2% | -2.5% | -3.0% | 1.9% | 7.2% |
| 2022 | -2.7% | 5.0% | 10.4% | 12.5% | 6.4% | -6.5% | -0.1% | -9.7% | -10.4% | 4.8% | -5.4% | -9.6% |
| 2021 | -1.3% | 4.9% | 10.2% | 1.5% | -4.5% | 0.3% | 5.7% | 1.4% | -4.9% | 3.5% | -4.2% | 6.4% |
| 2020 | -0.6% | -13.8% | 7.5% | 9.0% | 1.0% | -9.1% | 0.9% | -9.0% | 0.4% | 4.2% | -1.4% | -5.4% |
| 2019 | 2.4% | 5.3% | 0.4% | 1.1% | 3.0% | 5.3% | -0.8% | 3.2% | -0.2% | -4.1% | -12.6% | 0.3% |
| 2018 | -8.6% | -9.8% | 2.7% | 7.9% | 4.5% | 0.8% | 2.5% | -0.5% | 2.2% | -2.2% | 2.6% | -2.9% |
| 2017 | 5.2% | 6.7% | -3.1% | 1.0% | -4.4% | -8.2% | 9.6% | -0.1% | -2.4% | 6.1% | 5.0% | -6.4% |