| 序号 | 时间 (年) |
数据 (万美元 ) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2016 | |
| 5 | 2015 | |
| 6 | 2014 | |
| 7 | 2013 | 2286.70 |
| 8 | 2012 | 2494.34 |
| 9 | 2011 | 7675.14 |
| 10 | 2010 | 1583.08 |
| 11 | 2009 | 2313.24 |
| 12 | 2008 | 2154.48 |
| 13 | 2007 | 1037.95 |
| 14 | 2004 | 948.16 |
| 15 | 2003 | 534.58 |
| 16 | 2002 | 375.37 |
| 17 | 2001 | 289.60 |
| 18 | 2000 | 91.38 |
| 19 | 1999 | 38.18 |
| 20 | 1998 | 106.62 |
| 21 | 1997 | 34.95 |
| 22 | 1996 | 45.55 |
| 23 | 1995 | 14.22 |
