| 序号 |
时间(年) |
数据(单位：%) |
| 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 |
