| 时间 | 值 （亿美元） | 世界排名 |
|---|---|---|
| 2016 | 1014.45 | 57 |
| 2015 | 1005.93 | 60 |
| 2014 | 1098.81 | 61 |
| 2013 | 1068.26 | 62 |
| 2012 | 982.66 | 63 |
| 2011 | 1013.7 | 62 |
| 2010 | 932.17 | 62 |
| 2009 | 928.97 | 62 |
| 2008 | 925.07 | 62 |
| 2007 | 790.41 | 62 |
| 2006 | 686.41 | 60 |
| 2005 | 623.43 | 59 |
| 2004 | 596.26 | 57 |
| 2003 | 520.64 | 56 |
| 2002 | 422.37 | 57 |
| 2001 | 394.6 | 56 |
| 2000 | 388.57 | 55 |
| 1999 | 416.32 | 54 |
| 1998 | 418.06 | 56 |
| 1997 | 391.48 | 55 |
| 1996 | 431.61 | 55 |
| 1995 | 390.3 | 54 |
| 1994 | 356.04 | 54 |
| 1993 | 316.55 | 55 |
| 1992 | 337.11 | 54 |
| 1991 | 322.85 | 52 |
| 1990 | 301.8 | 56 |
| 1989 | 263.14 | 54 |
| 1988 | 257.05 | 52 |
| 1987 | 217.65 | 56 |
| 1986 | 194.62 | 52 |