| 序号 | 时间 (年) |
数据 (万美元) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | -703.22 |
| 8 | 2014 | -487.94 |
| 9 | 2013 | -2891.75 |
| 10 | 2012 | -1961.15 |
| 11 | 2011 | -577.92 |
| 12 | 2010 | -1434.04 |
| 13 | 2009 | -2640.05 |
| 14 | 2008 | -551.61 |
| 15 | 2007 | -822.25 |
| 16 | 2006 | -618.29 |
| 17 | 2005 | -254.13 |
