| 序号 | 时间 (年) |
数据 (-) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 20.81 |
| 8 | 2016 | 21.79 |
| 9 | 2015 | 23.64 |
| 10 | 2014 | 24.41 |
| 11 | 2013 | 25.52 |
| 12 | 2012 | 27.58 |
| 13 | 2011 | 30.71 |
| 14 | 2010 | 29.05 |
| 15 | 2009 | 18.13 |
| 16 | 2008 | 29.95 |
| 17 | 2007 | 29.45 |
| 18 | 2006 | 29.90 |
| 19 | 2005 | 29.70 |
| 20 | 2004 | 30.62 |
| 21 | 2003 | 33.56 |
| 22 | 2002 | 33.89 |
| 23 | 2001 | 35.53 |
| 24 | 2000 | 24.31 |
| 25 | 1999 | 26.10 |
| 26 | 1998 | 28.54 |
| 27 | 1997 | 30.38 |
| 28 | 1996 | 29.30 |
| 29 | 1995 | 30.70 |
| 30 | 1990 | 25.80 |
