| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 32.79 |
| 8 | 2015 | 36.36 |
| 9 | 2014 | 38.60 |
| 10 | 2013 | 39.41 |
| 11 | 2012 | 39.73 |
| 12 | 2011 | 38.65 |
| 13 | 2010 | 39.36 |
| 14 | 2009 | 37.22 |
| 15 | 2008 | 31.87 |
| 16 | 2007 | 33.27 |
| 17 | 2006 | 29.43 |
| 18 | 2005 | 27.50 |
| 19 | 2004 | 31.80 |
| 20 | 2003 | 24.69 |
| 21 | 2002 | 25.44 |
| 22 | 2001 | 26.15 |
| 23 | 2000 | 24.62 |
| 24 | 1999 | 23.41 |
| 25 | 1998 | 29.13 |
| 26 | 1997 | 32.50 |
| 27 | 1996 | 33.55 |
| 28 | 1995 | 38.78 |
| 29 | 1994 | 33.48 |
| 30 | 1993 | 28.73 |
| 31 | 1992 | 22.81 |
| 32 | 1991 | 25.92 |
| 33 | 1990 | 22.68 |
| 34 | 1989 | 26.01 |
| 35 | 1988 | 31.92 |
| 36 | 1987 | 31.63 |
| 37 | 1986 | 29.90 |
| 38 | 1985 | 27.52 |
| 39 | 1984 | 28.95 |
| 40 | 1983 | 28.24 |
| 41 | 1982 | 29.02 |
| 42 | 1981 | 34.74 |
| 43 | 1980 | 40.81 |
| 44 | 1979 | 30.95 |
| 45 | 1978 | 25.63 |
