| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 2.31 | 2.97 | 1.95 |
| 2024 | 1.97 | 3.65 | 1.42 |
| 2023 | 2.97 | 4.34 | 2.43 |
| 2022 | 3.16 | 5.83 | 2.15 |
| 2021 | 5.05 | 6.77 | 3.79 |
| 2020 | 163.02 | 648.67 | 5.19 |
| 2019 | 66.85 | 519.79 | 29.1 |
| 2018 | 25.54 | 55.55 | 13.31 |
| 2017 | 83.63 | 120.3 | 52.12 |
| 2016 | 79.4 | 150.19 | 57.34 |
| 2015 | 125.62 | 235.2 | 55.76 |
| 2014 | 61.39 | 123.66 | 36.24 |
| 2013 | 253.64 | 939.06 | 42.46 |
| 2012 | 0 | ||
| 2011 | 0 | ||
| 2010 | 0 | ||
| 2009 | 76.71 | 104.93 | 58.02 |
| 2008 | 46.05 | 76.58 | 25.69 |
| 2007 | 21.23 | 37.19 | 3.92 |
| 2006 | 3.19 | 4.61 | 1.67 |
| 2005 | 2.29 | 3.03 | 1.79 |
| 2004 | 2.62 | 4.02 | 1.59 |