| 序号 | 时间 (年) |
数据 (%) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 1.90 |
| 8 | 2015 | 1.91 |
| 9 | 2014 | 1.98 |
| 10 | 2013 | 1.93 |
| 11 | 2012 | 2.02 |
| 12 | 2011 | 2.04 |
| 13 | 2010 | 1.97 |
| 14 | 2009 | 2.70 |
| 15 | 2008 | 3.06 |
| 16 | 2000 | 5.13 |
| 17 | 1999 | 5.53 |
| 18 | 1998 | 5.48 |
| 19 | 1997 | 5.08 |
| 20 | 1996 | 5.44 |
| 21 | 1995 | 5.69 |
| 22 | 1994 | 8.40 |
| 23 | 1993 | 8.96 |
| 24 | 1992 | 10.76 |
| 25 | 1991 | 9.83 |
| 26 | 1990 | 8.04 |
| 27 | 1989 | 6.66 |
| 28 | 1988 | 4.15 |
| 29 | 1987 | 6.38 |
| 30 | 1986 | 6.72 |
| 31 | 1985 | 4.96 |
| 32 | 1984 | 4.07 |
| 33 | 1983 | 3.86 |
| 34 | 1982 | 7.19 |
| 35 | 1981 | 9.82 |
| 36 | 1980 | 8.35 |
| 37 | 1979 | 8.33 |
| 38 | 1978 | 5.98 |
| 39 | 1977 | 5.98 |
| 40 | 1976 | 9.68 |
| 41 | 1975 | 10.89 |
| 42 | 1974 | 12.50 |
| 43 | 1973 | 12.24 |
| 44 | 1972 | 16.28 |
