| 时间 | 值 （亿美元） | 世界排名 |
|---|---|---|
| 2016 | 1913.2 | 13 |
| 2015 | 1834 | 15 |
| 2014 | 1780.8 | 15 |
| 2013 | 1728.1 | 15 |
| 2012 | 1673.6 | 15 |
| 2011 | 1618.9 | 15 |
| 2010 | 1583.9 | 15 |
| 2009 | 1525.2 | 15 |
| 2008 | 1449.3 | 15 |
| 2007 | 1379.2 | 15 |
| 2006 | 1300.3 | 14 |
| 2005 | 1211 | 15 |
| 2004 | 1158.6 | 14 |
| 2003 | 1108.4 | 15 |
| 2002 | 1068.2 | 15 |
| 2001 | 1011.5 | 17 |
| 2000 | 952.2 | 18 |
| 1999 | 943.9 | 18 |
| 1998 | 900.1 | 18 |
| 1997 | 868.3 | 17 |
| 1996 | 850.1 | 17 |
| 1995 | 792.4 | 17 |
| 1994 | 766.5 | 17 |
| 1993 | 741.6 | 17 |
| 1992 | 707.1 | 17 |
| 1991 | 664.3 | 17 |
| 1990 | 632.5 | 17 |
| 1989 | 569.5 | 17 |
| 1988 | 511.6 | 17 |
| 1987 | 471.4 | 19 |
| 1986 | 439.9 | 20 |