| 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 |
387.01 |
| 8 |
2014 |
431.86 |
| 9 |
2013 |
488.28 |
| 10 |
2012 |
467.11 |
| 11 |
2011 |
480.44 |
| 12 |
2010 |
480.48 |
| 13 |
2009 |
443.83 |
| 14 |
2008 |
397.68 |
| 15 |
2007 |
399.74 |
| 16 |
2006 |
302.06 |
| 17 |
2005 |
216.01 |
| 18 |
2004 |
160.95 |
| 19 |
2003 |
94.49 |
| 20 |
2002 |
72.86 |
| 21 |
2001 |
48.58 |
| 22 |
2000 |
33.96 |
| 23 |
1999 |
24.91 |
| 24 |
1998 |
37.95 |
| 25 |
1997 |
46.79 |
| 26 |
1996 |
31.43 |
| 27 |
1995 |
26.24 |
| 28 |
1994 |
30.92 |
| 29 |
1993 |
19.21 |
| 30 |
1992 |
23.25 |
| 31 |
1991 |
19.69 |
| 32 |
1990 |
13.74 |
| 33 |
1989 |
27.31 |
| 34 |
1988 |
13.74 |
| 35 |
1987 |
20.62 |
| 36 |
1986 |
18.51 |
| 37 |
1985 |
14.47 |
| 38 |
1984 |
18.60 |
| 39 |
1983 |
19.06 |
| 40 |
1982 |
20.73 |
| 41 |
1981 |
18.31 |
| 42 |
1980 |
25.11 |
| 43 |
1979 |
23.35 |
| 44 |
1978 |
11.32 |
| 45 |
1977 |
7.61 |
| 46 |
1976 |
9.32 |
| 47 |
1975 |
9.04 |
| 48 |
1974 |
6.97 |
| 49 |
1973 |
4.71 |
