| 时间 | 值 （亿美元） | 世界排名 |
|---|---|---|
| 2016 | 1945.59 | 47 |
| 2015 | 1948.6 | 47 |
| 2014 | 2360.8 | 45 |
| 2013 | 2398.62 | 44 |
| 2012 | 2456.71 | 44 |
| 2011 | 2877.98 | 37 |
| 2010 | 2993.62 | 34 |
| 2009 | 3300 | 29 |
| 2008 | 3544.61 | 29 |
| 2007 | 3184.98 | 29 |
| 2006 | 2733.18 | 28 |
| 2005 | 2477.83 | 29 |
| 2004 | 2405.21 | 28 |
| 2003 | 2019.24 | 28 |
| 2002 | 1538.31 | 29 |
| 2001 | 1361.91 | 30 |
| 2000 | 1301.34 | 32 |
| 1999 | 1425.41 | 29 |
| 1998 | 1444.28 | 29 |
| 1997 | 1431.58 | 32 |
| 1996 | 1458.62 | 32 |
| 1995 | 1368.78 | 32 |
| 1994 | 1166.02 | 31 |
| 1993 | 1088.09 | 31 |
| 1992 | 1162.25 | 29 |
| 1991 | 1051.43 | 30 |
| 1990 | 978.91 | 32 |
| 1989 | 791.69 | 31 |
| 1988 | 762.61 | 30 |
| 1987 | 656.53 | 31 |
| 1986 | 563.8 | 32 |