| 年份 | 贝宁  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 16.476 | 
| 2021 | 16.6438 | 
| 2020 | 16.783 | 
| 2019 | 16.8963 | 
| 2018 | 16.9765 | 
| 2017 | 17.0155 | 
| 2016 | 17.0279 | 
| 2015 | 17.0352 | 
| 2014 | 17.051 | 
| 2013 | 17.083 | 
| 2012 | 17.1469 | 
| 2011 | 17.2518 | 
| 2010 | 17.3707 | 
| 2009 | 17.4838 | 
| 2008 | 17.5911 | 
| 2007 | 17.6651 | 
| 2006 | 17.6817 | 
| 2005 | 17.7004 | 
| 2004 | 17.7523 | 
| 2003 | 17.812 | 
| 2002 | 17.9024 | 
| 2001 | 18.0309 | 
| 2000 | 18.19 | 
| 1999 | 18.4094 | 
| 1998 | 18.607 | 
| 1997 | 18.7241 | 
| 1996 | 18.8093 | 
| 1995 | 18.8161 | 
| 1994 | 18.6443 | 
| 1993 | 18.698 | 
| 1992 | 18.9459 | 
| 1991 | 19.0075 | 
| 1990 | 19.0593 | 
| 1989 | 19.1139 | 
| 1988 | 19.1553 | 
| 1987 | 19.1802 | 
| 1986 | 19.2044 | 
| 1985 | 19.21 | 
| 1984 | 19.1719 | 
| 1983 | 19.0893 | 
| 1982 | 18.9832 | 
| 1981 | 18.866 | 
| 1980 | 18.7536 | 
| 1979 | 18.6716 | 
| 1978 | 18.6329 | 
| 1977 | 18.6166 | 
| 1976 | 18.5999 | 
| 1975 | 18.5797 | 
| 1974 | 18.5559 | 
| 1973 | 18.5325 | 
| 1972 | 18.5041 | 
| 1971 | 18.476 | 
| 1970 | 18.4559 | 
| 1969 | 18.4312 | 
| 1968 | 18.3895 | 
| 1967 | 18.3258 | 
| 1966 | 18.2321 | 
| 1965 | 18.0885 | 
| 1964 | 17.8989 | 
| 1963 | 17.6851 | 
| 1962 | 17.4553 | 
| 1961 | 17.2102 | 
| 1960 | 16.9726 |