| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 4676.00 |
| 8 | 2014 | 11143.00 |
| 9 | 2013 | 2533.00 |
| 10 | 2012 | 4398.00 |
| 11 | 2011 | 9681.00 |
| 12 | 2010 | 4135.00 |
| 13 | 2009 | 3538.00 |
| 14 | 2008 | 3297.00 |
| 15 | 2007 | 7469.00 |
| 16 | 2006 | 20202.00 |
| 17 | 2005 | 10575.00 |
| 18 | 2004 | 10985.00 |
| 19 | 2003 | 6044.00 |
| 20 | 2002 | 11938.00 |
| 21 | 2001 | 8485.00 |
| 22 | 2000 | 16943.00 |
| 23 | 1999 | 6908.00 |
| 24 | 1998 | 5217.00 |
| 25 | 1997 | 5507.00 |
| 26 | 1995 | 21969.00 |
| 27 | 1990 | 2470.00 |
| 28 | 1985 | 588.00 |
