| 年份 | 比利时 |
|---|---|
| 2023 | - |
| 2022 | 16.5336 |
| 2021 | 16.6881 |
| 2020 | 16.7935 |
| 2019 | 16.8743 |
| 2018 | 16.9283 |
| 2017 | 16.9495 |
| 2016 | 16.9643 |
| 2015 | 16.9822 |
| 2014 | 16.9898 |
| 2013 | 16.9806 |
| 2012 | 16.9665 |
| 2011 | 16.9536 |
| 2010 | 16.9283 |
| 2009 | 16.9009 |
| 2008 | 16.9028 |
| 2007 | 16.955 |
| 2006 | 17.0513 |
| 2005 | 17.1604 |
| 2004 | 17.2678 |
| 2003 | 17.3743 |
| 2002 | 17.4749 |
| 2001 | 17.5569 |
| 2000 | 17.608 |
| 1999 | 17.6502 |
| 1998 | 17.7087 |
| 1997 | 17.7786 |
| 1996 | 17.8643 |
| 1995 | 17.9633 |
| 1994 | 18.0586 |
| 1993 | 18.1205 |
| 1992 | 18.137 |
| 1991 | 18.1259 |
| 1990 | 18.109 |
| 1989 | 18.1255 |
| 1988 | 18.2073 |
| 1987 | 18.3631 |
| 1986 | 18.5798 |
| 1985 | 18.8348 |
| 1984 | 19.102 |
| 1983 | 19.3555 |
| 1982 | 19.6112 |
| 1981 | 19.8957 |
| 1980 | 20.2228 |
| 1979 | 20.6094 |
| 1978 | 21.0266 |
| 1977 | 21.4324 |
| 1976 | 21.8391 |
| 1975 | 22.2416 |
| 1974 | 22.6324 |
| 1973 | 22.9857 |
| 1972 | 23.2609 |
| 1971 | 23.4593 |
| 1970 | 23.6112 |
| 1969 | 23.7498 |
| 1968 | 23.8688 |
| 1967 | 23.9546 |
| 1966 | 23.9819 |
| 1965 | 23.9562 |
| 1964 | 23.904 |
| 1963 | 23.8476 |
| 1962 | 23.8118 |
| 1961 | 23.7939 |
| 1960 | 23.6733 |