| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 7261.00 |
| 8 | 2014 | 21958.00 |
| 9 | 2013 | 7386.00 |
| 10 | 2012 | 6049.00 |
| 11 | 2011 | 5495.00 |
| 12 | 2010 | 2838.00 |
| 13 | 2009 | 2256.00 |
| 14 | 2008 | 756.00 |
| 15 | 2007 | 480.00 |
| 16 | 2006 | 78.00 |
| 17 | 2005 | 309.00 |
| 18 | 2004 | 1199.00 |
| 19 | 2003 | 785.00 |
| 20 | 2002 | 62.00 |
| 21 | 2001 | 18.00 |
| 22 | 2000 | 372.00 |
| 23 | 1999 | 164.00 |
