| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | |
| 8 | 2015 | |
| 9 | 2014 | |
| 10 | 2013 | |
| 11 | 2012 | 30.97 |
| 12 | 2011 | 28.64 |
| 13 | 2010 | 23.70 |
| 14 | 2009 | 25.05 |
| 15 | 2008 | 35.75 |
| 16 | 2007 | 30.17 |
| 17 | 2006 | 31.78 |
| 18 | 2005 | 28.03 |
| 19 | 2004 | 23.20 |
| 20 | 2003 | 17.29 |
| 21 | 2002 | 20.56 |
| 22 | 2001 | 26.30 |
| 23 | 2000 | 33.75 |
| 24 | 1999 | 18.49 |
| 25 | 1998 | 14.85 |
| 26 | 1997 | 18.43 |
| 27 | 1996 | 25.21 |
| 28 | 1995 | 19.16 |
| 29 | 1985 | 21.99 |
| 30 | 1983 | 18.55 |
| 31 | 1982 | 21.48 |
| 32 | 1981 | 22.04 |
| 33 | 1979 | 11.42 |
| 34 | 1978 | 9.58 |
| 35 | 1977 | 11.42 |
| 36 | 1976 | 12.85 |
| 37 | 1975 | 13.90 |
| 38 | 1974 | 14.23 |
| 39 | 1973 | 4.64 |
| 40 | 1972 | 6.41 |
| 41 | 1971 | 4.80 |
| 42 | 1970 | 4.76 |
| 43 | 1969 | 5.22 |
| 44 | 1968 | 5.46 |
| 45 | 1967 | 5.47 |
| 46 | 1966 | 5.28 |
| 47 | 1965 | 5.57 |
| 48 | 1964 | 4.51 |
| 49 | 1963 | 5.15 |
| 50 | 1962 | 5.81 |
