| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2019 | 38.58 | 55.58 | 28.03 |
| 2018 | 71.60 | 126.48 | 26.67 |
| 2017 | 0.00 | -34.98 | |
| 2016 | 533.71 | 722.47 | 228.63 |
| 2015 | 0.00 | -36.05 | |
| 2014 | 0.00 | -61.89 | |
| 2013 | 1,250.80 | 1725.94 | 251.79 |
| 2012 | 558.57 | 1376 | 141.51 |
| 2011 | 81.28 | 211.59 | 39 |
| 2010 | 45.68 | 67.86 | 33.93 |
| 2009 | 50.19 | 72.45 | 29.34 |
| 2008 | 39.68 | 71.21 | 19.52 |
| 2007 | 63.05 | 83.62 | 36.93 |
| 2006 | 32.21 | 42.69 | 22.87 |
| 2005 | 26.53 | 37.21 | 16.92 |
| 2004 | 47.76 | 71.34 | 32.43 |
| 2003 | 62.23 | 81.08 | 43.21 |
| 2002 | 56.93 | 76.7 | 32.81 |
| 2001 | 76.25 | 122.08 | 32.84 |
| 2000 | 67.91 | 108.92 | 38.58 |
| 1999 | 40.34 | 52.36 | 29.38 |
| 1998 | 30.38 | 39.22 | 21.85 |