| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 39062.24 |
| 8 | 2015 | 23190.17 |
| 9 | 2014 | 35729.70 |
| 10 | 2013 | 49040.34 |
| 11 | 2012 | 32928.20 |
| 12 | 2011 | 14384.55 |
| 13 | 2010 | 3887.07 |
| 14 | 2009 | 5665.40 |
| 15 | 2008 | 3319.06 |
| 16 | 2007 | 2171.18 |
| 17 | 2006 | 8384.93 |
| 18 | 2005 | 5213.00 |
| 19 | 2004 | 1434.83 |
| 20 | 2003 | 2912.25 |
| 21 | 2002 | 1502.61 |
| 22 | 2001 | 626.71 |
| 23 | 2000 | 2310.75 |
| 24 | 1999 | 792.60 |
| 25 | 1998 | 440.71 |
| 26 | 1997 | 976.58 |
| 27 | 1996 | 1622.51 |
| 28 | 1995 | 981.67 |
| 29 | 1994 | 1837.16 |
| 30 | 1993 | 317.84 |
| 31 | 1992 | 311.31 |
| 32 | 1991 | 57.00 |
| 33 | 1990 | 46.00 |
| 34 | 1989 | 567.00 |
| 35 | 1988 | 371.00 |
| 36 | 1987 | 133.00 |
| 37 | 1986 | 314.00 |
| 38 | 1985 | -143.00 |
| 39 | 1984 | 167.00 |
| 40 | 1983 | 198.00 |
| 41 | 1982 | 195.00 |
| 42 | 1981 | 243.00 |
| 43 | 1980 | 2.00 |
| 44 | 1979 | 149.00 |
| 45 | 1978 | 116.00 |
| 46 | 1977 | 497.00 |
| 47 | 1976 | 205.00 |
| 48 | 1975 | 30.00 |
| 49 | 1974 | 267.00 |
| 50 | 1973 | 440.00 |
| 51 | 1972 | -70.00 |
| 52 | 1971 | 100.00 |
| 53 | 1970 | 40.00 |
