| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 127.37 | 10 |
| 2015 | 128.38 | 12 |
| 2014 | 127.32 | 12 |
| 2013 | 124.32 | 13 |
| 2012 | 121.12 | 12 |
| 2011 | 119.93 | 14 |
| 2010 | 108.99 | 17 |
| 2009 | 109.94 | 18 |
| 2008 | 102.46 | 19 |
| 2007 | 100.38 | 20 |
| 2006 | 102.07 | 17 |
| 2005 | 104.12 | 16 |
| 2004 | 107.46 | 15 |
| 2003 | 112.05 | 12 |
| 2002 | 106.95 | 14 |
| 2001 | 111.24 | 12 |
| 2000 | 111.21 | 10 |
| 1999 | 112.2 | 10 |
| 1998 | 110.13 | 9 |
| 1997 | 99.87 | 10 |
| 1996 | 84.83 | 12 |
| 1995 | 84.34 | 12 |
| 1994 | 81.89 | 13 |
| 1993 | 83.63 | 14 |
| 1992 | 81.02 | 14 |
| 1991 | 79.22 | 14 |
| 1990 | 76.16 | 12 |
| 1989 | 71.35 | 20 |
| 1988 | 67.32 | 21 |
| 1987 | 68.48 | 19 |
| 1986 | 65.76 | 19 |