| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2019 | 98.19 | 255.72 | 34.31 |
| 2018 | 42.98 | 57.72 | 25.7 |
| 2017 | 34.04 | 59.14 | 19.54 |
| 2016 | 97.28 | 179.93 | 22.51 |
| 2015 | 0.00 | -12.34 | |
| 2014 | 295.86 | 318.43 | 273.12 |
| 2013 | 156.63 | 253.83 | 121.94 |
| 2012 | 131.76 | 157.65 | 112.66 |
| 2011 | 319.50 | 556.19 | 119.93 |
| 2010 | 0.00 | -25.77 | |
| 2009 | 168.61 | 362.61 | 104.92 |
| 2008 | 90.65 | 193.27 | 14.7 |
| 2007 | 30.08 | 69.77 | 16.31 |
| 2006 | 0.00 | -2.96 | |
| 2005 | 0.00 | -3.85 | |
| 2004 | 3,591.48 | 4020.29 | 3197.84 |
| 2003 | 926.10 | 3371.53 | 62.4 |
| 2002 | 41.33 | 54.18 | 29.18 |
| 2001 | 38.92 | 50.21 | 25.81 |
| 2000 | 41.70 | 60.3 | 27.87 |