| 时间 | 值 （%） | 世界排名 |
|---|---|---|
| 2016 | 97.27 | 188 |
| 2015 | 97.58 | 189 |
| 2014 | 98 | 188 |
| 2013 | 98.35 | 188 |
| 2012 | 98.61 | 188 |
| 2011 | 98.7 | 188 |
| 2010 | 98.53 | 188 |
| 2009 | 98.74 | 188 |
| 2008 | 98.84 | 188 |
| 2007 | 98.84 | 187 |
| 2006 | 98.69 | 187 |
| 2005 | 98.37 | 187 |
| 2004 | 98.74 | 187 |
| 2003 | 99.08 | 186 |
| 2002 | 99.35 | 185 |
| 2001 | 99.51 | 186 |
| 2000 | 99.48 | 186 |
| 1999 | 100.16 | 186 |
| 1998 | 100.79 | 187 |
| 1997 | 101.26 | 187 |
| 1996 | 101.52 | 188 |
| 1995 | 101.5 | 186 |
| 1994 | 102.37 | 186 |
| 1993 | 103.11 | 187 |
| 1992 | 103.65 | 187 |
| 1991 | 103.81 | 188 |
| 1990 | 103.4 | 190 |
| 1989 | 103.87 | 188 |
| 1988 | 104.03 | 187 |
| 1987 | 103.85 | 186 |
| 1986 | 103.36 | 185 |