| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2010 | |
| 2 | 2008 | |
| 3 | 2007 | |
| 4 | 2006 | |
| 5 | 2005 | |
| 6 | 2004 | |
| 7 | 2003 | 85.00 |
| 8 | 2002 | 84.00 |
| 9 | 2001 | 5.00 |
| 10 | 2000 | 4.00 |
| 11 | 1999 | 43.00 |
| 12 | 1998 | 201.00 |
| 13 | 1997 | 159.00 |
| 14 | 1996 | 211.00 |
| 15 | 1995 | 75.00 |
| 16 | 1994 | 811.00 |
