| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2020 | 146.12 | 158.25 | 134.87 |
| 2019 | 234.6 | 313.57 | 151.48 |
| 2018 | 0 | -70.27 | |
| 2017 | 107.7 | 143.59 | 82.3 |
| 2016 | 0 | -32.45 | |
| 2015 | 56.56 | 76.59 | 46.01 |
| 2014 | 68.61 | 118.53 | 45.39 |
| 2013 | 0 | -4.05 | |
| 2012 | 109.01 | 129.84 | 89.88 |
| 2011 | 98.6 | 196.13 | 41.76 |
| 2010 | 0 | -12.13 | |
| 2009 | 10.89 | 12.56 | 8.39 |
| 2008 | 24.56 | 55.17 | 6.2 |
| 2007 | 136.37 | 244.86 | 85.28 |
| 2006 | 93.03 | 137.19 | 68.37 |
| 2005 | 73.51 | 130.56 | 52.75 |
| 2004 | 54.76 | 77.47 | 32.27 |
| 2003 | 42.86 | 53.69 | 31.1 |
| 2002 | 58.74 | 70.99 | 49.97 |
| 2001 | 91.31 | 130.92 | 74.58 |