| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 12000.00 |
| 8 | 2013 | 10501.00 |
| 9 | 2012 | 8733.00 |
| 10 | 2011 | 7794.00 |
| 11 | 2010 | 6787.00 |
| 12 | 2009 | 6167.00 |
| 13 | 2008 | 5857.00 |
| 14 | 2007 | 4780.00 |
| 15 | 2006 | 4038.00 |
| 16 | 2005 | 33732.00 |
| 17 | 2004 | 30488.00 |
| 18 | 2003 | 27659.00 |
| 19 | 2002 | 22005.00 |
| 20 | 2001 | 20343.00 |
| 21 | 2000 | 20043.00 |
| 22 | 1999 | 12857.00 |
| 23 | 1998 | 16706.00 |
| 24 | 1997 | 16520.00 |
| 25 | 1996 | 14520.00 |
| 26 | 1995 | 14090.00 |
| 27 | 1994 | 9294.00 |
| 28 | 1993 | 1878.00 |
| 29 | 1992 | 1028.00 |
| 30 | 1991 | 290.00 |
| 31 | 1990 | 51.00 |
