| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | |
| 8 | 2015 | |
| 9 | 2014 | |
| 10 | 2013 | |
| 11 | 2012 | -84.15 |
| 12 | 2011 | 764.16 |
| 13 | 2010 | 466.10 |
| 14 | 2009 | 24.70 |
| 15 | 2008 | 2151.78 |
| 16 | 2007 | 1758.39 |
| 17 | 2006 | 1098.75 |
| 18 | 2005 | 600.55 |
| 19 | 2004 | 553.37 |
| 20 | 2003 | 18.23 |
| 21 | 2002 | 469.21 |
| 22 | 2001 | 762.87 |
| 23 | 2000 | 921.24 |
| 24 | 1999 | 95.81 |
| 25 | 1998 | 4.57 |
| 26 | 1997 | -1.05 |
| 27 | 1996 | 28.50 |
| 28 | 1995 | 102.85 |
| 29 | 1994 | 248.92 |
| 30 | 1993 | 35.13 |
| 31 | 1992 | 124.41 |
| 32 | 1991 | 20.03 |
| 33 | 1990 | 9.95 |
| 34 | 1989 | 11.05 |
| 35 | 1988 | 5.81 |
| 36 | 1987 | 19.42 |
| 37 | 1986 | 11.34 |
| 38 | 1985 | 2.09 |
| 39 | 1984 | 2.00 |
| 40 | 1978 | 5.00 |
| 41 | 1977 | 4.00 |
