注：2014-2016年=100
| 序号 |
时间(年) |
数据(单位：-) |
| 1 |
2023 |
|
| 2 |
2022 |
|
| 3 |
2021 |
|
| 4 |
2020 |
|
| 5 |
2019 |
|
| 6 |
2018 |
|
| 7 |
2017 |
113.20 |
| 8 |
2016 |
78.59 |
| 9 |
2015 |
75.17 |
| 10 |
2014 |
146.25 |
| 11 |
2013 |
131.83 |
| 12 |
2012 |
133.52 |
| 13 |
2011 |
145.57 |
| 14 |
2010 |
152.18 |
| 15 |
2009 |
123.53 |
| 16 |
2008 |
70.77 |
| 17 |
2007 |
53.96 |
| 18 |
2006 |
41.14 |
| 19 |
2005 |
39.29 |
| 20 |
2004 |
50.64 |
| 21 |
2003 |
31.65 |
| 22 |
2002 |
34.30 |
| 23 |
2001 |
34.31 |
| 24 |
2000 |
41.06 |
| 25 |
1999 |
43.31 |
| 26 |
1998 |
18.85 |
| 27 |
1997 |
36.75 |
| 28 |
1996 |
39.17 |
| 29 |
1995 |
35.68 |
| 30 |
1994 |
18.73 |
| 31 |
1993 |
41.22 |
| 32 |
1992 |
24.40 |
| 33 |
1991 |
43.02 |
| 34 |
1990 |
27.14 |
| 35 |
1989 |
34.57 |
| 36 |
1988 |
28.58 |
| 37 |
1987 |
24.28 |
| 38 |
1986 |
33.02 |
| 39 |
1985 |
33.09 |
| 40 |
1984 |
27.31 |
| 41 |
1983 |
28.37 |
| 42 |
1982 |
15.53 |
| 43 |
1981 |
7.87 |
| 44 |
1980 |
6.52 |
| 45 |
1979 |
5.46 |
| 46 |
1978 |
8.62 |
| 47 |
1977 |
5.48 |
| 48 |
1976 |
7.11 |
| 49 |
1975 |
5.13 |
| 50 |
1974 |
2.24 |
| 51 |
1973 |
1.49 |
| 52 |
1972 |
1.56 |
| 53 |
1971 |
1.38 |
| 54 |
1970 |
1.34 |
| 55 |
1969 |
1.23 |
| 56 |
1968 |
0.56 |
