| 序号 | 时间 (年) |
数据 (亿美元) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 244.28 |
| 8 | 2014 | 248.20 |
| 9 | 2013 | 239.04 |
| 10 | 2012 | 221.69 |
| 11 | 2011 | 210.27 |
| 12 | 2010 | 194.15 |
| 13 | 2009 | 194.37 |
| 14 | 2008 | 203.12 |
| 15 | 2007 | 180.01 |
| 16 | 2006 | 154.85 |
| 17 | 2005 | 131.78 |
| 18 | 2004 | 102.19 |
| 19 | 2003 | 78.60 |
| 20 | 2002 | 63.68 |
| 21 | 2001 | 59.84 |
| 22 | 2000 | 58.20 |
