| 序号 |
时间(年) |
数据(单位：%) |
| 1 |
2022 |
|
| 2 |
2021 |
|
| 3 |
2020 |
|
| 4 |
2019 |
|
| 5 |
2018 |
|
| 6 |
2017 |
|
| 7 |
2016 |
5.89 |
| 8 |
2015 |
5.01 |
| 9 |
2014 |
3.59 |
| 10 |
2013 |
3.27 |
| 11 |
2012 |
3.41 |
| 12 |
2011 |
3.50 |
| 13 |
2010 |
3.76 |
| 14 |
2009 |
3.97 |
| 15 |
2008 |
3.01 |
| 16 |
2007 |
3.59 |
| 17 |
2006 |
3.54 |
| 18 |
2005 |
4.34 |
| 19 |
2004 |
5.80 |
| 20 |
2003 |
6.54 |
| 21 |
2002 |
7.40 |
| 22 |
2001 |
7.70 |
| 23 |
2000 |
7.15 |
| 24 |
1999 |
7.59 |
| 25 |
1998 |
8.80 |
| 26 |
1997 |
8.09 |
| 27 |
1996 |
10.29 |
| 28 |
1995 |
13.58 |
| 29 |
1994 |
13.26 |
| 30 |
1993 |
12.44 |
| 31 |
1992 |
31.79 |
| 32 |
1991 |
117.35 |
| 33 |
1990 |
48.52 |
| 34 |
1989 |
8.54 |
| 35 |
1988 |
8.24 |
| 36 |
1987 |
5.98 |
| 37 |
1986 |
7.24 |
| 38 |
1985 |
6.43 |
| 39 |
1984 |
6.75 |
| 40 |
1983 |
6.83 |
| 41 |
1982 |
5.95 |
| 42 |
1981 |
4.13 |
| 43 |
1980 |
3.31 |
| 44 |
1979 |
3.55 |
| 45 |
1978 |
4.76 |
| 46 |
1977 |
5.29 |
| 47 |
1974 |
3.28 |
| 48 |
1973 |
2.52 |
| 49 |
1972 |
2.04 |
| 50 |
1971 |
1.89 |
| 51 |
1970 |
2.39 |
