| 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 | 10408.01 |
| 12 | 2011 | 8868.10 |
| 13 | 2010 | 7048.99 |
| 14 | 2009 | 6686.45 |
| 15 | 2008 | 7205.73 |
| 16 | 2007 | 6823.24 |
| 17 | 2006 | 6051.89 |
| 18 | 1994 | 2647.05 |
| 19 | 1993 | 2886.86 |
| 20 | 1992 | 3716.67 |
| 21 | 1991 | 2593.09 |
| 22 | 1990 | 2693.40 |
| 23 | 1989 | 2266.41 |
| 24 | 1988 | 2206.56 |
| 25 | 1987 | 1764.41 |
| 26 | 1986 | 1437.32 |
| 27 | 1985 | 1510.73 |
| 28 | 1984 | 1814.80 |
| 29 | 1983 | 1793.49 |
| 30 | 1982 | 2309.75 |
| 31 | 1981 | 2623.49 |
| 32 | 1980 | 2079.72 |
| 33 | 1979 | 1759.59 |
