| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2022 | |
| 2 | 2021 | |
| 3 | 2020 | |
| 4 | 2019 | |
| 5 | 2018 | |
| 6 | 2017 | |
| 7 | 2016 | 6211.58 |
| 8 | 2015 | 6462.02 |
| 9 | 2014 | 11730.37 |
| 10 | 2013 | 6591.00 |
| 11 | 2012 | 7352.83 |
| 12 | 2011 | 7582.07 |
| 13 | 2010 | 7685.55 |
| 14 | 2009 | 8568.98 |
| 15 | 2008 | 8966.45 |
| 16 | 2007 | 9097.82 |
| 17 | 2006 | 9407.56 |
| 18 | 2005 | 4688.24 |
| 19 | 2004 | 4473.25 |
| 20 | 2003 | 3025.03 |
| 21 | 1997 | 7273.70 |
| 22 | 1996 | 7603.01 |
| 23 | 1995 | 6877.32 |
| 24 | 1994 | 6642.20 |
| 25 | 1993 | 7237.65 |
| 26 | 1992 | 6873.87 |
| 27 | 1991 | 6567.51 |
| 28 | 1990 | 5348.78 |
| 29 | 1989 | 4693.43 |
| 30 | 1988 | 4846.74 |
| 31 | 1987 | 4576.50 |
| 32 | 1986 | 1546.72 |
| 33 | 1985 | 2035.25 |
| 34 | 1984 | 2119.39 |
| 35 | 1983 | 2814.78 |
| 36 | 1982 | 3442.22 |
| 37 | 1981 | 3665.01 |
| 38 | 1980 | 4330.66 |
| 39 | 1979 | 3944.58 |
| 40 | 1978 | 2747.70 |
