| 年份 | 贝宁 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 60.0193 |
| 2020 | 60.3657 |
| 2019 | 61.3601 |
| 2018 | 60.5345 |
| 2017 | 60.3725 |
| 2016 | 59.6112 |
| 2015 | 59.639 |
| 2014 | 58.9706 |
| 2013 | 59.0036 |
| 2012 | 58.2997 |
| 2011 | 58.3476 |
| 2010 | 58.3962 |
| 2009 | 57.8257 |
| 2008 | 57.8422 |
| 2007 | 57.4006 |
| 2006 | 57.3743 |
| 2005 | 56.8962 |
| 2004 | 56.1992 |
| 2003 | 56.591 |
| 2002 | 56.475 |
| 2001 | 57.3301 |
| 2000 | 57.6819 |
| 1999 | 57.7312 |
| 1998 | 57.3191 |
| 1997 | 56.6756 |
| 1996 | 55.9196 |
| 1995 | 56.2137 |
| 1994 | 56.3047 |
| 1993 | 56.2395 |
| 1992 | 56.1263 |
| 1991 | 55.6352 |
| 1990 | 55.1393 |
| 1989 | 54.1764 |
| 1988 | 53.5587 |
| 1987 | 53.0019 |
| 1986 | 51.9933 |
| 1985 | 50.8646 |
| 1984 | 50.1118 |
| 1983 | 49.1254 |
| 1982 | 47.908 |
| 1981 | 46.9671 |
| 1980 | 46.2543 |
| 1979 | 45.3237 |
| 1978 | 44.407 |
| 1977 | 42.6284 |
| 1976 | 41.1884 |
| 1975 | 39.762 |
| 1974 | 38.5968 |
| 1973 | 37.8811 |
| 1972 | 37.1655 |
| 1971 | 36.3169 |
| 1970 | 35.6673 |
| 1969 | 35.2024 |
| 1968 | 35.0614 |
| 1967 | 34.3005 |
| 1966 | 33.7664 |
| 1965 | 33.0603 |
| 1964 | 32.4225 |
| 1963 | 32.0291 |
| 1962 | 31.4065 |
| 1961 | 30.9625 |
| 1960 | 30.5436 |