| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 126.95 | 19 |
| 2015 | 127.86 | 23 |
| 2014 | 129.03 | 27 |
| 2013 | 128.18 | 33 |
| 2012 | 120.74 | 44 |
| 2011 | 113.58 | 52 |
| 2010 | 113.6 | 42 |
| 2009 | 105.14 | 49 |
| 2008 | 133.32 | 32 |
| 2007 | 138.27 | 22 |
| 2006 | 144.61 | 17 |
| 2005 | 136.83 | 24 |
| 2004 | 134.51 | 22 |
| 2003 | 123.08 | 30 |
| 2002 | 119.69 | 35 |
| 2001 | 113.74 | 39 |
| 2000 | 111.61 | 40 |
| 1999 | 94.18 | 55 |
| 1998 | 75.62 | 91 |
| 1997 | 78.93 | 84 |
| 1996 | 69.16 | 94 |
| 1995 | 77.77 | 76 |
| 1994 | 64.47 | 96 |
| 1993 | 48.72 | 119 |