| 序号 | 时间 (年) |
数据 (-) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 13.55 |
| 8 | 2015 | 13.33 |
| 9 | 2014 | 13.95 |
| 10 | 2013 | 15.05 |
| 11 | 2012 | 15.79 |
| 12 | 2011 | 14.07 |
| 13 | 2010 | 14.72 |
| 14 | 2009 | 11.69 |
| 15 | 2008 | 14.50 |
| 16 | 2007 | 14.43 |
| 17 | 2006 | 14.76 |
| 18 | 2000 | 16.78 |
| 19 | 1995 | 15.30 |
| 20 | 1990 | 12.99 |
| 21 | 1985 | 14.46 |
| 22 | 1978 | 16.65 |
