| 年份 | 比利时 |
|---|---|
| 2023 | - |
| 2022 | 30.9538 |
| 2021 | 30.3891 |
| 2020 | 30.0124 |
| 2019 | 29.6531 |
| 2018 | 29.2177 |
| 2017 | 28.8154 |
| 2016 | 28.4453 |
| 2015 | 28.1027 |
| 2014 | 27.7188 |
| 2013 | 27.3007 |
| 2012 | 26.8945 |
| 2011 | 26.4456 |
| 2010 | 26.1175 |
| 2009 | 25.9484 |
| 2008 | 25.8151 |
| 2007 | 25.8248 |
| 2006 | 25.9958 |
| 2005 | 26.1449 |
| 2004 | 26.1136 |
| 2003 | 25.9859 |
| 2002 | 25.8691 |
| 2001 | 25.7514 |
| 2000 | 25.6163 |
| 1999 | 25.4433 |
| 1998 | 25.2202 |
| 1997 | 24.9227 |
| 1996 | 24.5527 |
| 1995 | 24.1481 |
| 1994 | 23.7611 |
| 1993 | 23.4318 |
| 1992 | 23.1036 |
| 1991 | 22.7348 |
| 1990 | 22.3194 |
| 1989 | 21.9037 |
| 1988 | 21.4911 |
| 1987 | 21.0817 |
| 1986 | 20.724 |
| 1985 | 20.3839 |
| 1984 | 20.2581 |
| 1983 | 20.602 |
| 1982 | 21.1938 |
| 1981 | 21.733 |
| 1980 | 22.0946 |
| 1979 | 22.1733 |
| 1978 | 22.0984 |
| 1977 | 21.9902 |
| 1976 | 21.932 |
| 1975 | 21.9243 |
| 1974 | 21.86 |
| 1973 | 21.7579 |
| 1972 | 21.6093 |
| 1971 | 21.4448 |
| 1970 | 21.2728 |
| 1969 | 21.0726 |
| 1968 | 20.883 |
| 1967 | 20.6382 |
| 1966 | 20.2979 |
| 1965 | 19.9725 |
| 1964 | 19.6652 |
| 1963 | 19.4169 |
| 1962 | 19.2005 |
| 1961 | 18.9044 |
| 1960 | 18.631 |