| 序号 |
时间(年) |
数据(单位：亿美元) |
| 1 |
2021 |
|
| 2 |
2020 |
|
| 3 |
2019 |
|
| 4 |
2018 |
|
| 5 |
2017 |
|
| 6 |
2016 |
|
| 7 |
2015 |
65.96 |
| 8 |
2014 |
65.08 |
| 9 |
2013 |
66.15 |
| 10 |
2012 |
64.86 |
| 11 |
2011 |
65.60 |
| 12 |
2010 |
67.39 |
| 13 |
2009 |
68.31 |
| 14 |
2008 |
70.26 |
| 15 |
2007 |
64.75 |
| 16 |
1995 |
20.49 |
| 17 |
1994 |
18.82 |
| 18 |
1993 |
18.20 |
| 19 |
1992 |
16.99 |
| 20 |
1991 |
16.17 |
| 21 |
1990 |
16.05 |
| 22 |
1989 |
15.60 |
| 23 |
1988 |
15.53 |
| 24 |
1987 |
13.90 |
| 25 |
1986 |
12.15 |
| 26 |
1985 |
10.17 |
| 27 |
1984 |
9.31 |
| 28 |
1983 |
8.29 |
| 29 |
1982 |
7.60 |
| 30 |
1981 |
7.77 |
| 31 |
1980 |
6.99 |
| 32 |
1979 |
5.76 |
| 33 |
1978 |
5.19 |
| 34 |
1977 |
4.78 |
| 35 |
1976 |
4.41 |
| 36 |
1975 |
4.01 |
| 37 |
1974 |
3.46 |
| 38 |
1973 |
2.92 |
| 39 |
1972 |
2.46 |
| 40 |
1971 |
2.19 |
| 41 |
1970 |
1.96 |
| 42 |
1969 |
1.80 |
| 43 |
1968 |
1.72 |
| 44 |
1967 |
1.67 |
| 45 |
1966 |
1.44 |
| 46 |
1965 |
1.23 |
| 47 |
1964 |
1.16 |
| 48 |
1963 |
1.03 |
| 49 |
1962 |
1.01 |
