| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 18.62 | 26.51 | 15.39 |
| 2024 | 19.49 | 49.39 | 6.55 |
| 2023 | 14.97 | 55.79 | 7.15 |
| 2022 | 6.28 | 10.67 | 4.11 |
| 2021 | 9.37 | 15.84 | 4.59 |
| 2020 | 6.94 | 9.67 | 4 |
| 2019 | 3.48 | 6.05 | 2.47 |
| 2018 | 4.16 | 7.09 | 2.17 |
| 2017 | 150.44 | 626.71 | 5.94 |
| 2016 | 394.68 | 595.13 | 268.71 |
| 2015 | 939.48 | 1230.46 | 789.14 |
| 2014 | 448.93 | 1122.85 | 127.23 |
| 2013 | 162.07 | 246.86 | 92.28 |
| 2012 | 107.07 | 344.9 | 67.84 |
| 2011 | 1658.61 | 4888.46 | 284.95 |
| 2010 | 0 | 0 | |
| 2009 | 0 | 0 | |
| 2008 | 240.49 | 289.7 | 238.28 |
| 2007 | 119.42 | 238.28 | 22.81 |
| 2006 | 31.57 | 58.83 | 14.65 |
| 2005 | 5.53 | 21.75 | 0.73 |
| 2004 | 2.75 | 4.92 | 1.5 |