| 序号 |
时间(年) |
数据(单位：美元) |
| 1 |
2020 |
|
| 2 |
2019 |
|
| 3 |
2018 |
|
| 4 |
2017 |
|
| 5 |
2016 |
|
| 6 |
2015 |
|
| 7 |
2014 |
332981956.88 |
| 8 |
2013 |
324956646.02 |
| 9 |
2012 |
313179217.17 |
| 10 |
2011 |
316111851.04 |
| 11 |
2010 |
263126873.37 |
| 12 |
2009 |
221526674.91 |
| 13 |
1994 |
353097490.94 |
| 14 |
1993 |
344530359.09 |
| 15 |
1992 |
276357290.35 |
| 16 |
1991 |
258981901.61 |
| 17 |
1990 |
253123421.47 |
| 18 |
1989 |
225879622.68 |
| 19 |
1988 |
181442575.82 |
| 20 |
1987 |
151821281.41 |
| 21 |
1986 |
139170515.09 |
| 22 |
1985 |
271008355.77 |
| 23 |
1984 |
115034337.47 |
| 24 |
1983 |
123415524.99 |
| 25 |
1982 |
153727219.34 |
| 26 |
1981 |
121941015.38 |
| 27 |
1980 |
144431071.70 |
| 28 |
1979 |
87142175.73 |
| 29 |
1978 |
69055040.38 |
| 30 |
1977 |
64381390.59 |
