| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2019 | |
| 2 | 2018 | |
| 3 | 2017 | |
| 4 | 2016 | |
| 5 | 2015 | |
| 6 | 2014 | |
| 7 | 2013 | 314.00 |
| 8 | 2012 | 310.00 |
| 9 | 2011 | 2244.00 |
| 10 | 2010 | 2586.00 |
| 11 | 2008 | 659.00 |
| 12 | 2007 | 2498.00 |
| 13 | 2006 | 1076.00 |
| 14 | 2005 | 694.00 |
| 15 | 2004 | 665.00 |
| 16 | 2003 | 2101.00 |
| 17 | 2002 | 620.00 |
| 18 | 2001 | 313.00 |
| 19 | 2000 | 6986.00 |
| 20 | 1999 | 9501.00 |
| 21 | 1998 | 5723.00 |
| 22 | 1997 | 1984.00 |
| 23 | 1996 | 1525.00 |
| 24 | 1995 | 1384.00 |
| 25 | 1994 | 1185.00 |
| 26 | 1993 | 610.00 |
| 27 | 1992 | 262.00 |
| 28 | 1991 | 78.00 |
| 29 | 1990 | 110.00 |
