| 时间 | 值 （美元） | 世界排名 |
|---|---|---|
| 2016 | 8650 | 65 |
| 2015 | 8757 | 74 |
| 2014 | 12027 | 67 |
| 2013 | 12217 | 71 |
| 2012 | 12291 | 70 |
| 2011 | 13167 | 67 |
| 2010 | 11224 | 69 |
| 2009 | 8553 | 74 |
| 2008 | 8788 | 79 |
| 2007 | 7314 | 79 |
| 2006 | 5860 | 83 |
| 2005 | 4770 | 89 |
| 2004 | 3623 | 93 |
| 2003 | 3060 | 93 |
| 2002 | 2820 | 91 |
| 2001 | 3147 | 84 |
| 2000 | 3739 | 82 |
| 1999 | 3470 | 83 |
| 1998 | 5076 | 67 |
| 1997 | 5271 | 61 |
| 1996 | 5157 | 64 |
| 1995 | 4841 | 61 |
| 1994 | 3495 | 65 |
| 1993 | 2786 | 74 |
| 1992 | 2592 | 76 |
| 1991 | 3967 | 58 |
| 1990 | 3093 | 63 |
| 1989 | 2901 | 59 |
| 1988 | 2294 | 68 |
| 1987 | 2082 | 69 |
| 1986 | 1936 | 69 |