| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 5.54 |
| 8 | 2015 | 4962.29 |
| 9 | 2014 | 8174.72 |
| 10 | 2013 | 11672.71 |
| 11 | 2012 | 60.49 |
| 12 | 2011 | 335.50 |
| 13 | 2010 | 78.06 |
| 14 | 2009 | 34.84 |
| 15 | 2008 | 383.32 |
| 16 | 2007 | 50.02 |
| 17 | 2006 | 3.16 |
| 18 | 2005 | 58.47 |
| 19 | 2004 | 4.47 |
| 20 | 2001 | -1.14 |
| 21 | 2000 | 1168.32 |
| 22 | 1999 | -47.52 |
| 23 | 1995 | 198.19 |
| 24 | 1994 | 0.40 |
| 25 | 1993 | 47.37 |
| 26 | 1992 | 60.01 |
| 27 | 1991 | 89.25 |
| 28 | 1990 | 125.54 |
| 29 | 1989 | 56.72 |
| 30 | 1988 | 119.66 |
| 31 | 1987 | 136.77 |
| 32 | 1986 | 152.40 |
| 33 | 1985 | 53.86 |
| 34 | 1984 | 119.00 |
| 35 | 1983 | 304.00 |
| 36 | 1982 | 90.00 |
| 37 | 1981 | 1108.00 |
| 38 | 1980 | 460.00 |
| 39 | 1979 | -30.00 |
| 40 | 1978 | 89.00 |
| 41 | 1977 | -25.00 |
| 42 | 1976 | 8.00 |
| 43 | 1975 | 32.00 |
| 44 | 1974 | 22.00 |
| 45 | 1973 | 44.00 |
| 46 | 1972 | 41.00 |
| 47 | 1970 | 10.00 |
