| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 7731.74 |
| 8 | 2015 | 8004.25 |
| 9 | 2014 | 9921.99 |
| 10 | 2012 | 7003.55 |
| 11 | 2011 | 7394.61 |
| 12 | 2010 | 6492.03 |
| 13 | 2009 | 5906.34 |
| 14 | 2008 | 6457.60 |
| 15 | 2007 | 5506.40 |
| 16 | 2006 | 4685.31 |
| 17 | 2005 | 4273.43 |
| 18 | 2004 | 3620.95 |
| 19 | 2003 | 3007.20 |
| 20 | 1995 | 3450.98 |
| 21 | 1994 | 2883.77 |
| 22 | 1993 | 3105.66 |
| 23 | 1992 | 2659.34 |
| 24 | 1991 | 2470.36 |
| 25 | 1990 | 1686.24 |
| 26 | 1989 | 1754.51 |
| 27 | 1988 | 1684.77 |
| 28 | 1987 | 1444.10 |
| 29 | 1986 | 675.71 |
| 30 | 1985 | 421.81 |
| 31 | 1984 | 264.79 |
| 32 | 1983 | 264.26 |
| 33 | 1982 | 255.63 |
| 34 | 1981 | 110.40 |
| 35 | 1980 | 223.88 |
