| 时间 | 值 （亿美元） | 世界排名 |
|---|---|---|
| 2016 | 12320.88 | 13 |
| 2015 | 11929.55 | 14 |
| 2014 | 13758.56 | 14 |
| 2013 | 13617.76 | 13 |
| 2012 | 13359.46 | 13 |
| 2011 | 14880.17 | 12 |
| 2010 | 14315.88 | 12 |
| 2009 | 14990.75 | 9 |
| 2008 | 16349.89 | 10 |
| 2007 | 14793.42 | 8 |
| 2006 | 12645.51 | 9 |
| 2005 | 11572.76 | 9 |
| 2004 | 10695.56 | 8 |
| 2003 | 9068.53 | 8 |
| 2002 | 7051.46 | 10 |
| 2001 | 6259.76 | 10 |
| 2000 | 5954.03 | 11 |
| 1999 | 6331.94 | 9 |
| 1998 | 6170.42 | 10 |
| 1997 | 5886.92 | 10 |
| 1996 | 6409.98 | 9 |
| 1995 | 6129.4 | 9 |
| 1994 | 5291.22 | 10 |
| 1993 | 5236.49 | 8 |
| 1992 | 6292.02 | 7 |
| 1991 | 5755.99 | 9 |
| 1990 | 5351.01 | 8 |
| 1989 | 4136.31 | 10 |
| 1988 | 3751.39 | 8 |
| 1987 | 3178.82 | 8 |
| 1986 | 2506.38 | 10 |