| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 33000.00 |
| 8 | 2015 | 30300.00 |
| 9 | 2014 | 26100.00 |
| 10 | 2013 | 25800.00 |
| 11 | 2012 | 10733.00 |
| 12 | 2011 | 10200.00 |
| 13 | 2010 | 11200.00 |
| 14 | 2009 | 10800.00 |
| 15 | 2008 | 8700.00 |
| 16 | 2007 | 14100.00 |
| 17 | 2006 | 9600.00 |
| 18 | 2005 | 2400.00 |
| 19 | 2004 | -479.00 |
| 20 | 2003 | -85.00 |
| 21 | 2002 | 14.00 |
| 22 | 2001 | 4.00 |
| 23 | 2000 | 27.00 |
| 24 | 1999 | -81.00 |
| 25 | 1998 | 4.00 |
| 26 | 1997 | 110.00 |
| 27 | 1996 | 130.00 |
| 28 | 1995 | 100.00 |
| 29 | 1994 | 100.00 |
| 30 | 1993 | 200.00 |
| 31 | 1992 | -6.00 |
| 32 | 1991 | -15.00 |
| 33 | 1990 | 559.00 |
| 34 | 1989 | -4116.00 |
| 35 | 1988 | -4339.00 |
| 36 | 1987 | 6434.00 |
| 37 | 1986 | 306.00 |
| 38 | 1985 | -71.00 |
| 39 | 1984 | -1494.00 |
| 40 | 1983 | -823.00 |
| 41 | 1982 | -76.00 |
| 42 | 1981 | 11.00 |
| 43 | 1980 | -3.00 |
| 44 | 1979 | 1.00 |
| 45 | 1978 | 30.00 |
| 46 | 1977 | 778.00 |
| 47 | 1976 | 220.00 |
| 48 | 1975 | 1179.00 |
| 49 | 1974 | 70.00 |
| 50 | 1973 | 60.00 |
| 51 | 1972 | 450.00 |
| 52 | 1971 | 170.00 |
| 53 | 1970 | 450.00 |
