| 序号 |
时间(年) |
数据(单位：万美元) |
| 1 |
2021 |
|
| 2 |
2020 |
|
| 3 |
2019 |
|
| 4 |
2018 |
|
| 5 |
2017 |
|
| 6 |
2016 |
|
| 7 |
2015 |
14511.64 |
| 8 |
2014 |
21064.60 |
| 9 |
2013 |
41761.75 |
| 10 |
2012 |
47860.57 |
| 11 |
2011 |
42287.92 |
| 12 |
2010 |
30943.57 |
| 13 |
2009 |
18539.69 |
| 14 |
2008 |
36305.93 |
| 15 |
2007 |
36017.74 |
| 16 |
2006 |
31549.41 |
| 17 |
2005 |
30292.17 |
| 18 |
2004 |
20335.92 |
| 19 |
2003 |
23306.81 |
| 20 |
2002 |
16308.36 |
| 21 |
2001 |
28512.68 |
| 22 |
2000 |
24266.25 |
| 23 |
1999 |
24753.40 |
| 24 |
1998 |
31803.41 |
| 25 |
1997 |
39692.58 |
| 26 |
1996 |
43215.15 |
| 27 |
1995 |
32133.82 |
| 28 |
1994 |
23544.17 |
| 29 |
1993 |
30669.99 |
| 30 |
1992 |
32919.84 |
| 31 |
1991 |
26681.26 |
| 32 |
1990 |
20572.54 |
| 33 |
1989 |
16789.50 |
| 34 |
1988 |
12231.36 |
| 35 |
1987 |
9728.88 |
| 36 |
1986 |
7247.54 |
| 37 |
1985 |
6403.22 |
| 38 |
1984 |
6438.68 |
| 39 |
1983 |
7569.85 |
| 40 |
1982 |
9540.39 |
| 41 |
1981 |
8469.40 |
| 42 |
1980 |
4332.02 |
| 43 |
1979 |
4183.95 |
| 44 |
1978 |
3565.50 |
| 45 |
1977 |
3803.43 |
| 46 |
1976 |
6894.06 |
