| 年份 | 比利时 |
|---|---|
| 2023 | - |
| 2022 | 0.892816 |
| 2021 | 0.450343 |
| 2020 | 0.469744 |
| 2019 | 0.581272 |
| 2018 | 0.496003 |
| 2017 | 0.428117 |
| 2016 | 0.550223 |
| 2015 | 0.623386 |
| 2014 | 0.488912 |
| 2013 | 0.517369 |
| 2012 | 0.667241 |
| 2011 | 1.34912 |
| 2010 | 0.96281 |
| 2009 | 0.853791 |
| 2008 | 0.84124 |
| 2007 | 0.786651 |
| 2006 | 0.711908 |
| 2005 | 0.604479 |
| 2004 | 0.488278 |
| 2003 | 0.475187 |
| 2002 | 0.50484 |
| 2001 | 0.402616 |
| 2000 | 0.308431 |
| 1999 | 0.300301 |
| 1998 | 0.287788 |
| 1997 | 0.317333 |
| 1996 | 0.271829 |
| 1995 | 0.289038 |
| 1994 | 0.388895 |
| 1993 | 0.47347 |
| 1992 | 0.489648 |
| 1991 | 0.458709 |
| 1990 | 0.386473 |
| 1989 | 0.454675 |
| 1988 | 0.410487 |
| 1987 | 0.181016 |
| 1986 | 0.132543 |
| 1985 | 0.128865 |
| 1984 | 0.100814 |
| 1983 | 0.0965557 |
| 1982 | 0.0795434 |
| 1981 | 0.158681 |
| 1980 | 0.30436 |
| 1979 | 0.290729 |
| 1978 | 0.302982 |
| 1977 | 0.340997 |
| 1976 | 0.305612 |
| 1975 | 0.418187 |
| 1974 | 0.447194 |
| 1973 | 0.449521 |
| 1972 | 0.529822 |
| 1971 | 0.323874 |
| 1970 | 0.243646 |
| 1969 | 0.430541 |
| 1968 | 0.544201 |
| 1967 | 0.710896 |
| 1966 | 0.83316 |
| 1965 | 1.06825 |
| 1964 | 1.11115 |
| 1963 | 0.915794 |
| 1962 | 0.533017 |
| 1961 | 0.433816 |
| 1960 | - |