| 序号 | 时间 (年) |
数据 (亿美元) |
|---|---|---|
| 1 | 2020 | |
| 2 | 2019 | |
| 3 | 2018 | |
| 4 | 2017 | |
| 5 | 2016 | |
| 6 | 2015 | |
| 7 | 2014 | 377.24 |
| 8 | 2013 | 361.39 |
| 9 | 2012 | 308.36 |
| 10 | 2011 | 256.94 |
| 11 | 2010 | 278.70 |
| 12 | 2009 | 248.56 |
| 13 | 2008 | 221.61 |
| 14 | 2007 | 190.23 |
| 15 | 2006 | 166.83 |
| 16 | 2005 | 141.60 |
| 17 | 2004 | 119.70 |
| 18 | 2003 | 103.67 |
| 19 | 2002 | 95.38 |
| 20 | 2001 | 86.80 |
| 21 | 2000 | 74.23 |
| 22 | 1999 | 64.41 |
| 23 | 1998 | 61.55 |
| 24 | 1997 | 52.78 |
| 25 | 1996 | 46.11 |
| 26 | 1995 | 47.47 |
| 27 | 1994 | 54.73 |
| 28 | 1993 | 63.05 |
| 29 | 1992 | 66.24 |
