| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2021 | 193.4 | 234.56 | 152.79 |
| 2020 | 137.52 | 226.95 | 78.77 |
| 2019 | 84.1 | 109.98 | 58.41 |
| 2018 | 83.21 | 105.81 | 61.97 |
| 2017 | 58.04 | 66.27 | 53.4 |
| 2016 | 69.99 | 84.51 | 56.11 |
| 2015 | 82.61 | 118.59 | 60.97 |
| 2014 | 65.77 | 84.11 | 55.17 |
| 2013 | 53.91 | 76.32 | 38.22 |
| 2012 | 46.9 | 60.98 | 33.67 |
| 2011 | 73.99 | 109.88 | 60.17 |
| 2010 | 100.98 | 117.8 | 79.69 |