| 年份 | 比利时 |
|---|---|
| 2023 | - |
| 2022 | 6.84828 |
| 2021 | 6.90145 |
| 2020 | 7.0008 |
| 2019 | 7.04945 |
| 2018 | 7.00583 |
| 2017 | 6.96905 |
| 2016 | 6.93696 |
| 2015 | 6.91473 |
| 2014 | 6.87134 |
| 2013 | 6.80295 |
| 2012 | 6.72375 |
| 2011 | 6.59794 |
| 2010 | 6.44339 |
| 2009 | 6.3007 |
| 2008 | 6.17527 |
| 2007 | 6.047 |
| 2006 | 5.90055 |
| 2005 | 5.73854 |
| 2004 | 5.56744 |
| 2003 | 5.40148 |
| 2002 | 5.24572 |
| 2001 | 5.06947 |
| 2000 | 4.87753 |
| 1999 | 4.7818 |
| 1998 | 4.85974 |
| 1997 | 5.02377 |
| 1996 | 5.17679 |
| 1995 | 5.25291 |
| 1994 | 5.2074 |
| 1993 | 5.11184 |
| 1992 | 5.00859 |
| 1991 | 4.9009 |
| 1990 | 4.79403 |
| 1989 | 4.68657 |
| 1988 | 4.56683 |
| 1987 | 4.4217 |
| 1986 | 4.29564 |
| 1985 | 4.18296 |
| 1984 | 4.05772 |
| 1983 | 3.93766 |
| 1982 | 3.81432 |
| 1981 | 3.66725 |
| 1980 | 3.52245 |
| 1979 | 3.38649 |
| 1978 | 3.27024 |
| 1977 | 3.1569 |
| 1976 | 3.04076 |
| 1975 | 2.95258 |
| 1974 | 2.87714 |
| 1973 | 2.80111 |
| 1972 | 2.73027 |
| 1971 | 2.67341 |
| 1970 | 2.62677 |
| 1969 | 2.58395 |
| 1968 | 2.55734 |
| 1967 | 2.52677 |
| 1966 | 2.48672 |
| 1965 | 2.45221 |
| 1964 | 2.40374 |
| 1963 | 2.36224 |
| 1962 | 2.32353 |
| 1961 | 2.26181 |
| 1960 | 2.21389 |