| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 19.56 |
| 8 | 2017 | 19.16 |
| 9 | 2016 | 18.71 |
| 10 | 2015 | 18.62 |
| 11 | 2014 | 18.57 |
| 12 | 2013 | 18.75 |
| 13 | 2012 | 18.82 |
| 14 | 2011 | 18.96 |
| 15 | 2010 | 19.16 |
| 16 | 2009 | 23.09 |
| 17 | 2008 | 24.22 |
| 18 | 2007 | 24.87 |
| 19 | 2006 | 25.72 |
| 20 | 2005 | 27.57 |
| 21 | 2004 | 27.31 |
| 22 | 2003 | 29.29 |
| 23 | 2002 | 32.09 |
| 24 | 2001 | 35.61 |
| 25 | 2000 | 36.24 |
| 26 | 1999 | 39.48 |
| 27 | 1998 | 41.04 |
| 28 | 1997 | 41.54 |
| 29 | 1996 | 44.38 |
| 30 | 1995 | 44.16 |
| 31 | 1994 | 42.62 |
| 32 | 1993 | 45.02 |
| 33 | 1992 | 46.96 |
| 34 | 1991 | 47.15 |
| 35 | 1990 | 43.77 |
| 36 | 1982 | 52.98 |
| 37 | 1964 | 74.71 |
| 38 | 1953 | 61.96 |
