| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2020 | 734.72 | 800.63 | 628.53 |
| 2019 | 740.72 | 788.66 | 707.85 |
| 2018 | 129.21 | 149.51 | 105.93 |
| 2017 | 429.83 | 786.48 | 124.88 |
| 2016 | 560.42 | 2524.93 | 51.11 |
| 2015 | 111.34 | 191.11 | 39.28 |
| 2014 | 153.5 | 420.74 | 41.98 |
| 2013 | 124 | 205.75 | 45.48 |
| 2012 | 217.83 | 251.6 | 186.15 |
| 2011 | 0 | -59.54 | |
| 2010 | 193.85 | 303.46 | 139.9 |
| 2009 | 58.14 | 73.78 | 42.33 |
| 2008 | 80.79 | 134.38 | 30.31 |
| 2007 | 419.67 | 901.21 | 112.02 |
| 2006 | 76.19 | 171.87 | 30.79 |
| 2005 | 22.48 | 35.78 | 15.06 |
| 2004 | 24.27 | 32.87 | 19.26 |
| 2003 | 28.88 | 35.66 | 23.57 |
| 2002 | 42.59 | 53.12 | 31.9 |
| 2001 | 49.9 | 60.08 | 38.05 |
| 2000 | 55.67 | 69.31 | 48.35 |
| 1999 | 65.57 | 112.37 | 39.25 |