| 序号 | 时间 (年) |
数据 (‰) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 36.61 |
| 8 | 2017 | 37.74 |
| 9 | 2016 | 36.66 |
| 10 | 2015 | 37.61 |
| 11 | 2014 | 38.28 |
| 12 | 2013 | 39.51 |
| 13 | 2012 | 42.67 |
| 14 | 2011 | 53.26 |
| 15 | 2010 | 44.55 |
| 16 | 2009 | 44.53 |
| 17 | 2008 | 46.18 |
| 18 | 2007 | 48.04 |
| 19 | 2006 | 50.00 |
| 20 | 2005 | 53.59 |
| 21 | 2004 | 55.37 |
| 22 | 2003 | 55.41 |
| 23 | 2002 | 57.25 |
| 24 | 2001 | 59.09 |
| 25 | 2000 | 61.02 |
| 26 | 1999 | 63.05 |
| 27 | 1998 | 65.04 |
| 28 | 1997 | 67.14 |
| 29 | 1996 | 69.20 |
| 30 | 1995 | 71.27 |
| 31 | 1994 | 73.23 |
| 32 | 1993 | 75.37 |
| 33 | 1992 | 89.42 |
| 34 | 1991 | 93.32 |
| 35 | 1990 | 85.32 |
