| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2023 | |
| 2 | 2022 | |
| 3 | 2021 | |
| 4 | 2020 | |
| 5 | 2019 | |
| 6 | 2018 | |
| 7 | 2017 | 34.74 |
| 8 | 2016 | 32.44 |
| 9 | 2015 | 20.99 |
| 10 | 2014 | 24.79 |
| 11 | 2013 | 32.86 |
| 12 | 2012 | 31.72 |
| 13 | 2011 | 15.83 |
| 14 | 2010 | 15.12 |
| 15 | 2009 | 15.55 |
| 16 | 2008 | 24.88 |
| 17 | 2007 | 23.63 |
| 18 | 2006 | 27.85 |
| 19 | 2005 | 34.21 |
| 20 | 2004 | 30.99 |
| 21 | 2003 | 33.34 |
| 22 | 2002 | 37.87 |
| 23 | 2001 | 45.44 |
| 24 | 2000 | 38.55 |
| 25 | 1999 | 34.52 |
| 26 | 1998 | 38.62 |
| 27 | 1997 | 38.40 |
| 28 | 1996 | 43.45 |
| 29 | 1995 | 32.36 |
| 30 | 1981 | 23.52 |
| 31 | 1979 | 11.81 |
| 32 | 1978 | 17.13 |
| 33 | 1977 | 12.08 |
| 34 | 1976 | 9.93 |
| 35 | 1975 | 21.61 |
| 36 | 1974 | 22.28 |
| 37 | 1973 | 20.00 |
| 38 | 1972 | 15.91 |
| 39 | 1971 | 13.00 |
| 40 | 1970 | 14.18 |
| 41 | 1969 | 13.44 |
| 42 | 1968 | 13.63 |
| 43 | 1967 | 16.21 |
| 44 | 1966 | 14.18 |
| 45 | 1965 | 13.37 |
| 46 | 1964 | 15.00 |
| 47 | 1963 | 20.05 |
| 48 | 1962 | 24.25 |
