| 时间 | 值 （美元） | 世界排名 |
|---|---|---|
| 2016 | 6624 | 48 |
| 2015 | 6131 | 61 |
| 2014 | 5759 | 64 |
| 2013 | 5480 | 66 |
| 2012 | 5420 | 67 |
| 2011 | 5330 | 68 |
| 2010 | 5263 | 74 |
| 2009 | 5182 | 65 |
| 2008 | 5719 | 63 |
| 2007 | 5250 | 64 |
| 2006 | 4533 | 65 |
| 2005 | 3997 | 65 |
| 2004 | 3608 | 67 |
| 2003 | 3098 | 69 |
| 2002 | 2841 | 70 |
| 2001 | 2627 | 67 |
| 2000 | 2369 | 71 |
| 1999 | 2332 | 64 |
| 1998 | 2433 | 63 |
| 1997 | 2291 | 64 |
| 1996 | 2391 | 61 |
| 1995 | 2206 | 65 |
| 1994 | 1987 | 68 |
| 1993 | 1912 | 66 |
| 1992 | 1886 | 62 |
| 1991 | 1979 | 59 |
| 1990 | 2224 | 56 |