| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | 30.60 |
| 8 | 2017 | 27.11 |
| 9 | 2016 | 24.57 |
| 10 | 2015 | 24.84 |
| 11 | 2013 | 44.88 |
| 12 | 2012 | 49.55 |
| 13 | 2011 | 51.01 |
| 14 | 2010 | 45.01 |
| 15 | 2009 | 36.60 |
| 16 | 2008 | 52.75 |
| 17 | 2006 | 48.51 |
| 18 | 2005 | 47.96 |
| 19 | 2004 | 41.66 |
| 20 | 2003 | 33.87 |
| 21 | 2002 | 28.47 |
| 22 | 2001 | 26.78 |
| 23 | 1999 | 26.11 |
| 24 | 1998 | 17.77 |
| 25 | 1997 | 24.48 |
| 26 | 1996 | 23.68 |
| 27 | 1995 | 20.23 |
| 28 | 1994 | 15.93 |
| 29 | 1992 | 19.56 |
| 30 | 1991 | 11.74 |
| 31 | 1990 | 18.15 |
| 32 | 1989 | 13.74 |
| 33 | 1988 | 16.65 |
| 34 | 1987 | 13.36 |
| 35 | 1985 | 17.01 |
| 36 | 1984 | 23.26 |
| 37 | 1983 | 27.94 |
| 38 | 1982 | 36.23 |
| 39 | 1981 | 48.63 |
| 40 | 1980 | 53.31 |
| 41 | 1978 | 35.34 |
| 42 | 1977 | 48.05 |
| 43 | 1976 | 58.89 |
| 44 | 1975 | 60.52 |
| 45 | 1974 | 74.59 |
| 46 | 1973 | 47.12 |
| 47 | 1972 | 58.51 |
