| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | |
| 8 | 2016 | |
| 9 | 2015 | |
| 10 | 2014 | |
| 11 | 2013 | 25.17 |
| 12 | 2012 | 24.37 |
| 13 | 2011 | 23.51 |
| 14 | 2010 | 25.15 |
| 15 | 2009 | 20.14 |
| 16 | 2008 | 30.88 |
| 17 | 2007 | 28.43 |
| 18 | 2006 | 34.31 |
| 19 | 2005 | 35.13 |
| 20 | 2004 | 50.24 |
| 21 | 2003 | 55.66 |
| 22 | 2002 | 57.41 |
| 23 | 2001 | 52.67 |
| 24 | 2000 | 49.43 |
| 25 | 1999 | 61.40 |
| 26 | 1998 | 60.99 |
| 27 | 1997 | 69.56 |
| 28 | 1987 | 6.03 |
| 29 | 1986 | 5.24 |
| 30 | 1985 | 4.37 |
| 31 | 1984 | 2.47 |
| 32 | 1983 | 1.39 |
| 33 | 1982 | 2.20 |
| 34 | 1981 | 1.43 |
| 35 | 1980 | 0.68 |
| 36 | 1976 | 1.91 |
| 37 | 1975 | 1.61 |
| 38 | 1974 | 1.83 |
