| 时间 | 值 （亿美元） | 世界排名 |
|---|---|---|
| 2016 | 12046.16 | 14 |
| 2015 | 13453.83 | 13 |
| 2014 | 14595.98 | 12 |
| 2013 | 15671.79 | 12 |
| 2012 | 15381.94 | 12 |
| 2011 | 13905.57 | 13 |
| 2010 | 11428.77 | 13 |
| 2009 | 9271.68 | 13 |
| 2008 | 10553.35 | 14 |
| 2007 | 8537.65 | 15 |
| 2006 | 7475.73 | 15 |
| 2005 | 6937.64 | 15 |
| 2004 | 6133.3 | 15 |
| 2003 | 4668.53 | 15 |
| 2002 | 3946.36 | 15 |
| 2001 | 3789 | 15 |
| 2000 | 4154.46 | 14 |
| 1999 | 3891.47 | 15 |
| 1998 | 3997.79 | 14 |
| 1997 | 4360.98 | 13 |
| 1996 | 4018.19 | 13 |
| 1995 | 3683.92 | 14 |
| 1994 | 3232.17 | 15 |
| 1993 | 3123.73 | 15 |
| 1992 | 3256.93 | 15 |
| 1991 | 3260.69 | 12 |
| 1990 | 3114.26 | 14 |
| 1989 | 2999.41 | 12 |
| 1988 | 2361.36 | 13 |
| 1987 | 1893.76 | 14 |
| 1986 | 1822.82 | 14 |