| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 45663.91 |
| 8 | 2015 | 29797.60 |
| 9 | 2014 | 33337.52 |
| 10 | 2013 | 36081.63 |
| 11 | 2012 | 22797.69 |
| 12 | 2011 | 42353.07 |
| 13 | 2010 | 21646.89 |
| 14 | 2009 | 15796.36 |
| 15 | 2008 | 18125.54 |
| 16 | 2007 | 13243.21 |
| 17 | 2006 | 6382.68 |
| 18 | 2005 | 5299.11 |
| 19 | 2004 | 5293.37 |
| 20 | 2003 | 3177.44 |
| 21 | 2002 | 2471.86 |
| 22 | 2001 | 2054.11 |
| 23 | 2000 | 2231.24 |
| 24 | 1999 | 1232.23 |
| 25 | 1998 | 1151.80 |
| 26 | 1997 | 1140.89 |
| 27 | 1996 | 931.53 |
| 28 | 1995 | 723.07 |
| 29 | 1994 | 874.29 |
| 30 | 1993 | 690.00 |
| 31 | 1992 | 660.00 |
| 32 | 1991 | 650.00 |
| 33 | 1990 | 560.00 |
| 34 | 1989 | 440.00 |
| 35 | 1988 | 120.00 |
| 36 | 1987 | 510.00 |
| 37 | 1986 | 540.00 |
| 38 | 1985 | 121.00 |
| 39 | 1984 | -14.00 |
| 40 | 1983 | 24.00 |
| 41 | 1982 | -288.00 |
| 42 | 1981 | -3.00 |
| 43 | 1980 | -13.00 |
| 44 | 1979 | 80.00 |
| 45 | 1978 | 97.00 |
| 46 | 1977 | 120.00 |
| 47 | 1976 | 18.00 |
| 48 | 1975 | 197.00 |
| 49 | 1974 | 7.00 |
| 50 | 1973 | -20.00 |
