| 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 | 362.00 |
| 12 | 2011 | -1730.20 |
| 13 | 2010 | 19.46 |
| 14 | 2009 | -1656.52 |
| 15 | 2008 | -524.72 |
| 16 | 2007 | -250.94 |
| 17 | 2006 | -967.65 |
| 18 | 1994 | 138.26 |
| 19 | 1993 | -410.52 |
| 20 | 1992 | -909.41 |
| 21 | 1991 | 428.66 |
| 22 | 1990 | -918.69 |
| 23 | 1989 | -153.72 |
| 24 | 1988 | -183.61 |
| 25 | 1987 | -329.58 |
| 26 | 1986 | -262.71 |
| 27 | 1985 | -171.66 |
| 28 | 1984 | 1201.03 |
| 29 | 1983 | 485.49 |
| 30 | 1982 | -265.45 |
| 31 | 1981 | -358.07 |
| 32 | 1980 | 242.07 |
| 33 | 1979 | 2082.85 |
