| 序号 | 时间 (年) |
数据 (亿美元) |
|---|---|---|
| 1 | 2021 | |
| 2 | 2020 | |
| 3 | 2019 | |
| 4 | 2018 | |
| 5 | 2017 | |
| 6 | 2016 | |
| 7 | 2015 | 34.46 |
| 8 | 2014 | 32.28 |
| 9 | 2013 | 78.95 |
| 10 | 2012 | 75.25 |
| 11 | 2011 | 63.78 |
| 12 | 2010 | 76.06 |
| 13 | 2009 | 69.02 |
| 14 | 2008 | 52.44 |
| 15 | 2007 | 57.61 |
| 16 | 2006 | 45.11 |
| 17 | 2005 | 23.60 |
| 18 | 2004 | 20.21 |
| 19 | 2003 | 15.36 |
| 20 | 2002 | 13.27 |
| 21 | 2001 | 12.17 |
| 22 | 2000 | 9.19 |
| 23 | 1999 | 9.44 |
| 24 | 1998 | 8.73 |
| 25 | 1997 | 8.32 |
| 26 | 1996 | 7.46 |
| 27 | 1995 | 6.02 |
| 28 | 1994 | 6.41 |
| 29 | 1993 | 5.26 |
