| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2023 | 20.63 | 35.97 | 16.23 |
| 2022 | 15.56 | 19.72 | 11.51 |
| 2021 | 36.59 | 86.66 | 16.03 |
| 2020 | 52.47 | 80.09 | 24.12 |
| 2019 | 19.6 | 39.7 | 10.68 |
| 2018 | 23.17 | 35.57 | 11.15 |
| 2017 | 22.69 | 32.99 | 14.64 |
| 2016 | 13913.01 | 55118.4 | 18.51 |
| 2015 | 3124.68 | 66559.4 | 351.35 |
| 2014 | 0 | -17.74 | |
| 2013 | 132.83 | 170.6 | 114.07 |
| 2012 | 143.67 | 166.41 | 124.97 |
| 2011 | 176.32 | 230.08 | 136.72 |
| 2010 | 0 | -21.44 | |
| 2009 | 332.44 | 599.76 | 19.97 |
| 2008 | 39.95 | 104.39 | 12.37 |
| 2007 | 64.98 | 106.32 | 22.44 |
| 2006 | 21.71 | 28.58 | 16.13 |
| 2005 | 24.85 | 32.54 | 18.22 |