| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 14.21 | 17.58 | 9.41 |
| 2024 | 15.13 | 27.88 | 7.42 |
| 2023 | 10.28 | 16.76 | 4.7 |
| 2022 | 6.74 | 12.54 | 4.03 |
| 2021 | 13.74 | 23.59 | 8.02 |
| 2020 | 93.3 | 229.29 | 8.35 |
| 2019 | 5.12 | 8.99 | 3.82 |
| 2018 | 8.47 | 14.16 | 4.02 |
| 2017 | 11.02 | 17.99 | 6.21 |
| 2016 | 22.5 | 28.65 | 13.42 |
| 2015 | 27.55 | 43.97 | 17.95 |
| 2014 | 17.65 | 29.62 | 9.03 |
| 2013 | 10.45 | 14.83 | 7.98 |
| 2012 | 10.78 | 14.93 | 7.31 |
| 2011 | 8.35 | 11.83 | 6.13 |
| 2010 | 13.37 | 20.64 | 7.66 |
| 2009 | 12.82 | 16.69 | 6.78 |
| 2008 | 11.35 | 18.43 | 4.94 |
| 2007 | 14.9 | 23.73 | 7.75 |
| 2006 | 6.15 | 8.41 | 4.21 |
| 2005 | 3.87 | 5.69 | 2.32 |
| 2004 | 4.45 | 8.1 | 2.95 |