| 时间 | 值 （美元） | 世界排名 |
|---|---|---|
| 2016 | 2951 | 120 |
| 2015 | 2878 | 129 |
| 2014 | 2843 | 135 |
| 2013 | 2760 | 140 |
| 2012 | 2582 | 140 |
| 2011 | 2353 | 144 |
| 2010 | 2129 | 143 |
| 2009 | 1825 | 140 |
| 2008 | 1919 | 141 |
| 2007 | 1673 | 141 |
| 2006 | 1392 | 144 |
| 2005 | 1195 | 144 |
| 2004 | 1079 | 142 |
| 2003 | 1011 | 138 |
| 2002 | 1000 | 134 |
| 2001 | 957 | 132 |
| 2000 | 1039 | 131 |
| 1999 | 1087 | 128 |
| 1998 | 967 | 128 |
| 1997 | 1127 | 123 |
| 1996 | 1160 | 123 |
| 1995 | 1061 | 122 |
| 1994 | 939 | 116 |
| 1993 | 816 | 117 |
| 1992 | 814 | 118 |
| 1991 | 715 | 129 |
| 1990 | 715 | 129 |
| 1989 | 705 | 120 |
| 1988 | 644 | 120 |
| 1987 | 579 | 122 |
| 1986 | 535 | 118 |