| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 24364.00 |
| 8 | 2014 | 19551.00 |
| 9 | 2013 | 28152.00 |
| 10 | 2012 | 35616.00 |
| 11 | 2011 | 16260.00 |
| 12 | 2010 | 16826.00 |
| 13 | 2009 | 31770.00 |
| 14 | 2008 | 36966.00 |
| 15 | 2007 | 12301.00 |
| 16 | 2006 | 26289.00 |
| 17 | 2005 | 21674.00 |
| 18 | 2004 | 15651.00 |
| 19 | 2003 | 7288.00 |
| 20 | 2002 | 7404.00 |
| 21 | 2001 | 7915.00 |
| 22 | 2000 | 2038.00 |
| 23 | 1999 | 2161.00 |
| 24 | 1998 | 8597.00 |
| 25 | 1997 | 17486.00 |
| 26 | 1996 | 8825.00 |
| 27 | 1995 | 17270.00 |
| 28 | 1994 | 7683.00 |
| 29 | 1993 | 2692.00 |
| 30 | 1992 | 2817.00 |
| 31 | 1991 | 978.00 |
| 32 | 1990 | 331.00 |
| 33 | 1985 | 586.00 |
| 34 | 1984 | 779.00 |
| 35 | 1983 | 62.00 |
| 36 | 1982 | 50.00 |
| 37 | 1981 | 206.00 |
| 38 | 1980 | 12.00 |
