| 年份 | 贝宁 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | - |
| 2020 | 14.1526 |
| 2019 | 14.4879 |
| 2018 | 16.2294 |
| 2017 | 16.1749 |
| 2016 | 17.2574 |
| 2015 | 18.2581 |
| 2014 | 22.0755 |
| 2013 | 22.0132 |
| 2012 | 19.7113 |
| 2011 | 19.178 |
| 2010 | 19.3092 |
| 2009 | 13.9758 |
| 2008 | 11.1522 |
| 2007 | 11.5696 |
| 2006 | 9.80244 |
| 2005 | - |
| 2004 | - |
| 2003 | - |
| 2002 | - |
| 2001 | 7.01627 |
| 2000 | 5.83298 |
| 1999 | 5.16187 |
| 1998 | - |
| 1997 | 4.09786 |
| 1996 | 3.37827 |
| 1995 | 3.38543 |
| 1994 | 3.25303 |
| 1993 | 3.36244 |
| 1992 | 3.72332 |
| 1991 | 4.05174 |
| 1990 | - |
| 1989 | - |
| 1988 | 3.56705 |
| 1987 | 3.58898 |
| 1986 | 3.77842 |
| 1985 | 3.06683 |
| 1984 | 2.94488 |
| 1983 | 2.90894 |
| 1982 | 2.62632 |
| 1981 | - |
| 1980 | - |
| 1979 | 1.50619 |
| 1978 | 1.70167 |
| 1977 | - |
| 1976 | 1.20866 |
| 1975 | 1.11394 |
| 1974 | 1.12245 |
| 1973 | 0.73024 |
| 1972 | 0.41089 |
| 1971 | 0.24654 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |