| 时间 | 值 | 世界排名 |
|---|---|---|
| 2016 | 254.2 | 46 |
| 2015 | 243.8 | 45 |
| 2014 | 261.6 | 46 |
| 2013 | 268.7 | 44 |
| 2012 | 180.1 | 48 |
| 2011 | 192.2 | 46 |
| 2010 | 193.3 | 47 |
| 2009 | 111.7 | 51 |
| 2008 | 131.7 | 48 |
| 2007 | 132.7 | 50 |
| 2006 | 124.6 | 52 |
| 2005 | 132.6 | 51 |
| 2004 | 123.6 | 55 |
| 2003 | 111.8 | 56 |
| 2002 | 76.4 | 59 |
| 2001 | 124.4 | 55 |
| 2000 | 296.6 | 35 |
| 1999 | 241 | 39 |
| 1998 | 251 | 38 |
| 1997 | 220.3 | 41 |
| 1996 | 176.6 | 40 |
| 1995 | 177 | 37 |
| 1994 | 206.2 | 36 |
| 1993 | 232 | 32 |
| 1992 | 206.7 | 31 |
| 1991 | 201.9 | 28 |
| 1990 | 213.6 | 29 |
| 1989 | 201.2 | 32 |
| 1988 | 193.6 | 32 |
| 1987 | 197.5 | 29 |
| 1986 | 192 | 29 |