| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 725.61 |
| 8 | 2015 | 300.00 |
| 9 | 2014 | 347.50 |
| 10 | 2013 | 185.28 |
| 11 | 2012 | 7003.52 |
| 12 | 2011 | 3690.85 |
| 13 | 2010 | 6152.00 |
| 14 | 2009 | 4228.00 |
| 15 | 2008 | 11711.00 |
| 16 | 2007 | 5675.00 |
| 17 | 2006 | 3467.00 |
| 18 | 2005 | 1010.00 |
| 19 | 2004 | 1510.00 |
| 20 | 2003 | 1130.00 |
| 21 | 2002 | 564.43 |
| 22 | 2001 | 518.39 |
| 23 | 2000 | 88.91 |
| 24 | 1999 | 597.69 |
| 25 | 1998 | 730.06 |
| 26 | 1997 | 149.74 |
| 27 | 1996 | 1092.56 |
| 28 | 1995 | 620.06 |
| 29 | 1994 | 360.23 |
| 30 | 1993 | -998.01 |
| 31 | 1992 | -1067.66 |
| 32 | 1991 | -487.40 |
| 33 | 1990 | 69.79 |
| 34 | 1989 | 128.52 |
| 35 | 1988 | -382.75 |
| 36 | 1987 | 1189.87 |
| 37 | 1986 | 816.04 |
| 38 | 1985 | 299.16 |
| 39 | 1984 | 514.93 |
| 40 | 1983 | 446.90 |
| 41 | 1982 | 915.38 |
| 42 | 1981 | 578.14 |
| 43 | 1980 | 534.36 |
| 44 | 1979 | 2275.74 |
| 45 | 1978 | 608.45 |
| 46 | 1977 | -284.52 |
| 47 | 1976 | 370.00 |
| 48 | 1975 | 560.00 |
| 49 | 1974 | 580.00 |
| 50 | 1973 | -20.00 |
| 51 | 1972 | 150.00 |
| 52 | 1971 | 70.00 |
| 53 | 1970 | 120.00 |
