| 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 |
382.14 |
| 8 |
2014 |
430.54 |
| 9 |
2013 |
463.09 |
| 10 |
2012 |
548.16 |
| 11 |
2011 |
504.11 |
| 12 |
2010 |
461.47 |
| 13 |
2009 |
392.84 |
| 14 |
2008 |
286.03 |
| 15 |
2007 |
269.28 |
| 16 |
2006 |
239.02 |
| 17 |
2005 |
204.48 |
| 18 |
2004 |
216.03 |
| 19 |
2003 |
215.97 |
| 20 |
2002 |
189.48 |
| 21 |
2001 |
168.97 |
| 22 |
2000 |
176.88 |
| 23 |
1999 |
190.50 |
| 24 |
1998 |
311.55 |
| 25 |
1997 |
327.20 |
| 26 |
1996 |
396.07 |
| 27 |
1995 |
471.62 |
| 28 |
1994 |
478.59 |
| 29 |
1993 |
450.36 |
| 30 |
1992 |
365.81 |
| 31 |
1991 |
333.35 |
| 32 |
1990 |
344.01 |
| 33 |
1989 |
341.29 |
| 34 |
1988 |
341.02 |
| 35 |
1987 |
372.75 |
| 36 |
1986 |
283.68 |
| 37 |
1985 |
251.51 |
| 38 |
1984 |
227.84 |
| 39 |
1983 |
269.34 |
| 40 |
1982 |
302.09 |
| 41 |
1981 |
268.06 |
| 42 |
1980 |
375.49 |
| 43 |
1979 |
301.04 |
| 44 |
1978 |
174.68 |
| 45 |
1977 |
147.53 |
| 46 |
1976 |
124.99 |
| 47 |
1975 |
125.04 |
| 48 |
1974 |
147.63 |
| 49 |
1973 |
103.51 |
| 50 |
1972 |
62.42 |
| 51 |
1971 |
41.03 |
| 52 |
1970 |
33.62 |
| 53 |
1969 |
25.40 |
| 54 |
1968 |
27.98 |
| 55 |
1967 |
26.29 |
| 56 |
1966 |
24.58 |
| 57 |
1965 |
24.20 |
| 58 |
1964 |
23.52 |
| 59 |
1963 |
21.03 |
| 60 |
1962 |
19.47 |
| 61 |
1961 |
19.62 |
| 62 |
1960 |
18.86 |
