| 时间 | 值 | 世界排名 |
|---|---|---|
| 2004 | 176.6 | 51 |
| 2003 | 174.5 | 48 |
| 2002 | 184.9 | 47 |
| 2001 | 185 | 43 |
| 2000 | 201 | 46 |
| 1999 | 201.4 | 44 |
| 1998 | 203.4 | 42 |
| 1997 | 205.5 | 43 |
| 1996 | 177.1 | 39 |
| 1995 | 139.1 | 44 |
| 1994 | 136 | 44 |
| 1993 | 127 | 42 |
| 1992 | 118.4 | 38 |
| 1991 | 122.8 | 39 |
| 1990 | 129.6 | 39 |
| 1989 | 127.6 | 38 |
| 1988 | 120.8 | 36 |
| 1987 | 115.9 | 38 |
| 1986 | 123.6 | 35 |