| 时间 | 值 （亿美元） | 世界排名 |
|---|---|---|
| 2016 | 803.5 | 25 |
| 2015 | 801.1 | 27 |
| 2014 | 750.2 | 27 |
| 2013 | 728.7 | 27 |
| 2012 | 691.9 | 27 |
| 2011 | 671.7 | 27 |
| 2010 | 642.4 | 28 |
| 2009 | 609.2 | 29 |
| 2008 | 576.7 | 30 |
| 2007 | 549.1 | 30 |
| 2006 | 509.3 | 31 |
| 2005 | 491 | 30 |
| 2004 | 446.9 | 32 |
| 2003 | 435.1 | 32 |
| 2002 | 428.8 | 32 |
| 2001 | 451.8 | 30 |
| 2000 | 461.3 | 29 |
| 1999 | 458.7 | 28 |
| 1998 | 447 | 28 |
| 1997 | 432.5 | 28 |
| 1996 | 419 | 29 |
| 1995 | 410.1 | 29 |
| 1994 | 407 | 29 |
| 1993 | 405.2 | 29 |