| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2021 | 94.64 | 118.99 | 71.73 |
| 2020 | 115.53 | 246.47 | 44.9 |
| 2019 | 268.28 | 1430.94 | 50.85 |
| 2018 | 90.48 | 210.16 | 45.34 |
| 2017 | 57.01 | 85.66 | 42.61 |
| 2016 | 120.85 | 289.62 | 71.81 |
| 2015 | 9270.18 | 10757 | 7343.26 |
| 2014 | 1531.92 | 9012.61 | 24.88 |
| 2013 | 20.88 | 26.71 | 16.31 |
| 2012 | 16.11 | 25.29 | 13.6 |