注：2014-2016年=100
| 序号 |
时间(年) |
数据(单位：-) |
| 1 |
2023 |
|
| 2 |
2022 |
|
| 3 |
2021 |
|
| 4 |
2020 |
|
| 5 |
2017 |
|
| 6 |
2016 |
|
| 7 |
2013 |
33.21 |
| 8 |
2012 |
25.97 |
| 9 |
2011 |
42.32 |
| 10 |
2009 |
33.75 |
| 11 |
2006 |
21.85 |
| 12 |
2005 |
27.31 |
| 13 |
2003 |
11.88 |
| 14 |
2002 |
10.39 |
| 15 |
2001 |
11.78 |
| 16 |
2000 |
7.99 |
| 17 |
1999 |
21.30 |
| 18 |
1998 |
18.01 |
| 19 |
1997 |
25.82 |
| 20 |
1996 |
43.60 |
| 21 |
1995 |
100.38 |
| 22 |
1994 |
55.00 |
| 23 |
1992 |
31.88 |
| 24 |
1991 |
78.65 |
| 25 |
1990 |
175.79 |
| 26 |
1989 |
201.20 |
| 27 |
1988 |
192.53 |
| 28 |
1987 |
182.97 |
| 29 |
1984 |
302.09 |
| 30 |
1983 |
276.09 |
| 31 |
1982 |
245.15 |
| 32 |
1978 |
833.64 |
| 33 |
1977 |
615.03 |
| 34 |
1976 |
786.94 |
| 35 |
1974 |
648.37 |
| 36 |
1973 |
826.67 |
| 37 |
1972 |
1037.39 |
| 38 |
1968 |
1053.60 |
| 39 |
1967 |
1183.27 |
| 40 |
1966 |
1167.06 |
| 41 |
1965 |
1248.11 |
| 42 |
1964 |
891.51 |
| 43 |
1963 |
988.76 |
| 44 |
1961 |
988.76 |
