| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 115.43 | 27 |
| 2015 | 118.99 | 30 |
| 2014 | 120.96 | 33 |
| 2013 | 123.81 | 41 |
| 2012 | 127.07 | 35 |
| 2011 | 120.61 | 43 |
| 2010 | 108.79 | 50 |
| 2009 | 86.83 | 81 |
| 2008 | 92 | 88 |
| 2007 | 95.92 | 76 |
| 2006 | 100.62 | 60 |
| 2005 | 100.83 | 59 |
| 2004 | 93.71 | 70 |
| 2003 | 84.78 | 79 |
| 2002 | 83.3 | 77 |
| 2001 | 86.49 | 69 |
| 2000 | 81.75 | 84 |
| 1999 | 79.87 | 81 |
| 1998 | 90.44 | 63 |
| 1997 | 88.47 | 65 |
| 1996 | 89.92 | 58 |
| 1995 | 73.88 | 83 |