| 年份 | 贝宁 |
|---|---|
| 2023 | - |
| 2022 | 25.7826 |
| 2021 | 25.0174 |
| 2020 | 25.4928 |
| 2019 | 27.5957 |
| 2018 | 25.3475 |
| 2017 | 23.2304 |
| 2016 | 22.7383 |
| 2015 | 22.1051 |
| 2014 | 18.4814 |
| 2013 | 16.9622 |
| 2012 | 16.3952 |
| 2011 | 15.7433 |
| 2010 | 13.1965 |
| 2009 | 11.6268 |
| 2008 | 9.1392 |
| 2007 | - |
| 2006 | 13.1423 |
| 2005 | 11.7619 |
| 2004 | 10.8083 |
| 2003 | 5.53132 |
| 2002 | 7.28107 |
| 2001 | 7.9565 |
| 2000 | 10.0796 |
| 1999 | 7.24109 |
| 1998 | 7.67247 |
| 1997 | 5.83307 |
| 1996 | 5.45003 |
| 1995 | 4.75011 |
| 1994 | 4.27784 |
| 1993 | 5.0721 |
| 1992 | 3.78677 |
| 1991 | 3.43012 |
| 1990 | - |
| 1989 | 3.6669 |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | 3.39408 |
| 1980 | - |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |