| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 21.00 |
| 8 | 2017 | 23.99 |
| 9 | 2016 | 24.17 |
| 10 | 2015 | 21.96 |
| 11 | 2014 | 21.20 |
| 12 | 2013 | 22.05 |
| 13 | 2012 | 21.48 |
| 14 | 2011 | 21.25 |
| 15 | 2010 | 20.98 |
| 16 | 2009 | 21.55 |
| 17 | 2008 | 20.86 |
| 18 | 2007 | 18.81 |
| 19 | 2006 | 16.45 |
| 20 | 2005 | 16.66 |
| 21 | 2004 | 17.50 |
| 22 | 2003 | 17.45 |
| 23 | 2002 | 18.94 |
| 24 | 2001 | 15.74 |
| 25 | 2000 | 14.23 |
| 26 | 1999 | 13.77 |
| 27 | 1998 | 15.73 |
| 28 | 1997 | 14.89 |
| 29 | 1996 | 16.21 |
| 30 | 1995 | 16.62 |
| 31 | 1994 | 14.17 |
| 32 | 1993 | 13.87 |
| 33 | 1992 | 13.10 |
| 34 | 1991 | 12.34 |
| 35 | 1990 | 12.39 |
| 36 | 1989 | 12.48 |
| 37 | 1988 | 10.22 |
| 38 | 1978 | 26.45 |
| 39 | 1977 | 23.73 |
| 40 | 1976 | 24.23 |
| 41 | 1975 | 26.71 |
| 42 | 1974 | 33.55 |
| 43 | 1973 | 27.45 |
| 44 | 1972 | 30.27 |
| 45 | 1971 | 33.99 |
| 46 | 1970 | 36.36 |
