| 年份 | 比利时 |
|---|---|
| 2023 | - |
| 2022 | 19.7291 |
| 2021 | 19.4171 |
| 2020 | 19.2076 |
| 2019 | 19.0118 |
| 2018 | 18.7836 |
| 2017 | 18.578 |
| 2016 | 18.3889 |
| 2015 | 18.2122 |
| 2014 | 18.0157 |
| 2013 | 17.8042 |
| 2012 | 17.5985 |
| 2011 | 17.3688 |
| 2010 | 17.2032 |
| 2009 | 17.1204 |
| 2008 | 17.0501 |
| 2007 | 17.0445 |
| 2006 | 17.1142 |
| 2005 | 17.1694 |
| 2004 | 17.1309 |
| 2003 | 17.0424 |
| 2002 | 16.9609 |
| 2001 | 16.8827 |
| 2000 | 16.8018 |
| 1999 | 16.7028 |
| 1998 | 16.5741 |
| 1997 | 16.4036 |
| 1996 | 16.1912 |
| 1995 | 15.957 |
| 1994 | 15.732 |
| 1993 | 15.5437 |
| 1992 | 15.3637 |
| 1991 | 15.1659 |
| 1990 | 14.9425 |
| 1989 | 14.7113 |
| 1988 | 14.4687 |
| 1987 | 14.2139 |
| 1986 | 13.977 |
| 1985 | 13.7432 |
| 1984 | 13.6277 |
| 1983 | 13.7762 |
| 1982 | 14.058 |
| 1981 | 14.301 |
| 1980 | 14.4367 |
| 1979 | 14.4087 |
| 1978 | 14.2933 |
| 1977 | 14.1628 |
| 1976 | 14.0589 |
| 1975 | 13.9824 |
| 1974 | 13.8787 |
| 1973 | 13.7623 |
| 1972 | 13.6361 |
| 1971 | 13.5156 |
| 1970 | 13.3996 |
| 1969 | 13.2713 |
| 1968 | 13.152 |
| 1967 | 13.0095 |
| 1966 | 12.8265 |
| 1965 | 12.6594 |
| 1964 | 12.5053 |
| 1963 | 12.3822 |
| 1962 | 12.2722 |
| 1961 | 12.1159 |
| 1960 | 11.9871 |