| 时间 | 值 （亿美元） | 世界排名 |
|---|---|---|
| 2016 | 5110 | 23 |
| 2015 | 4956.94 | 23 |
| 2014 | 5738.18 | 21 |
| 2013 | 5787.42 | 21 |
| 2012 | 5438.81 | 23 |
| 2011 | 5631.1 | 22 |
| 2010 | 4883.78 | 21 |
| 2009 | 4296.57 | 22 |
| 2008 | 5139.66 | 22 |
| 2007 | 4878.16 | 18 |
| 2006 | 4200.32 | 19 |
| 2005 | 3890.42 | 19 |
| 2004 | 3817.05 | 19 |
| 2003 | 3311.09 | 18 |
| 2002 | 2639.26 | 19 |
| 2001 | 2399.17 | 20 |
| 2000 | 2598.02 | 20 |
| 1999 | 2708.48 | 19 |
| 1998 | 2668 | 21 |
| 1997 | 2644.78 | 20 |
| 1996 | 2881.04 | 19 |
| 1995 | 2640.52 | 20 |
| 1994 | 2260.8 | 21 |
| 1993 | 2099.51 | 21 |
| 1992 | 2803.12 | 17 |
| 1991 | 2703.63 | 16 |
| 1990 | 2581.54 | 17 |
| 1989 | 2148.75 | 17 |
| 1988 | 2040.68 | 15 |
| 1987 | 1804.29 | 15 |
| 1986 | 1483.76 | 16 |