| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 47240.98 |
| 8 | 2015 | 40916.61 |
| 9 | 2014 | 40309.81 |
| 10 | 2013 | 31136.68 |
| 11 | 2012 | 27615.95 |
| 12 | 2011 | 33866.20 |
| 13 | 2010 | 27209.29 |
| 14 | 2009 | 33147.39 |
| 15 | 2008 | 45573.99 |
| 16 | 2007 | 35145.87 |
| 17 | 2006 | 28984.03 |
| 18 | 2005 | 16794.42 |
| 19 | 2004 | 13758.35 |
| 20 | 2003 | 8649.98 |
| 21 | 2002 | 8269.27 |
| 22 | 2001 | 4508.34 |
| 23 | 2000 | 8164.37 |
| 24 | 1999 | 16168.69 |
| 25 | 1998 | 7110.58 |
| 26 | 1997 | 17881.01 |
| 27 | 1996 | 1395.56 |
| 28 | 1995 | 3167.39 |
| 29 | 1994 | 6687.62 |
| 30 | 1993 | -81.23 |
| 31 | 1992 | 2138.34 |
| 32 | 1991 | -755.03 |
| 33 | 1990 | 5689.31 |
| 34 | 1989 | 2680.18 |
| 35 | 1988 | 1494.05 |
| 36 | 1987 | -395.96 |
| 37 | 1986 | -843.19 |
| 38 | 1985 | -1580.37 |
| 39 | 1984 | 2908.76 |
| 40 | 1983 | -3469.22 |
| 41 | 1982 | 2805.79 |
| 42 | 1981 | 3437.22 |
| 43 | 1980 | 1448.32 |
| 44 | 1979 | 893.19 |
| 45 | 1978 | -500.76 |
| 46 | 1977 | 2796.32 |
| 47 | 1976 | 3586.52 |
| 48 | 1975 | 2253.71 |
| 49 | 1974 | 1026.15 |
| 50 | 1973 | 490.00 |
| 51 | 1972 | 1520.00 |
| 52 | 1971 | 980.00 |
| 53 | 1970 | 500.00 |
