| 年份 | 贝宁 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 61.445 |
| 2020 | 61.485 |
| 2019 | 61.858 |
| 2018 | 61.354 |
| 2017 | 61.199 |
| 2016 | 60.731 |
| 2015 | 60.682 |
| 2014 | 60.265 |
| 2013 | 60.213 |
| 2012 | 59.775 |
| 2011 | 59.733 |
| 2010 | 59.68 |
| 2009 | 59.311 |
| 2008 | 59.24 |
| 2007 | 58.93 |
| 2006 | 58.836 |
| 2005 | 58.504 |
| 2004 | 58.05 |
| 2003 | 58.164 |
| 2002 | 58.002 |
| 2001 | 58.349 |
| 2000 | 58.428 |
| 1999 | 58.347 |
| 1998 | 58.024 |
| 1997 | 57.587 |
| 1996 | 57.085 |
| 1995 | 57.14 |
| 1994 | 57.08 |
| 1993 | 56.932 |
| 1992 | 56.761 |
| 1991 | 56.378 |
| 1990 | 56.013 |
| 1989 | 55.383 |
| 1988 | 54.967 |
| 1987 | 54.561 |
| 1986 | 53.913 |
| 1985 | 53.205 |
| 1984 | 52.703 |
| 1983 | 52.085 |
| 1982 | 51.314 |
| 1981 | 50.7 |
| 1980 | 50.197 |
| 1979 | 49.58 |
| 1978 | 48.954 |
| 1977 | 47.839 |
| 1976 | 46.929 |
| 1975 | 46.028 |
| 1974 | 45.288 |
| 1973 | 44.762 |
| 1972 | 44.239 |
| 1971 | 43.639 |
| 1970 | 43.166 |
| 1969 | 42.788 |
| 1968 | 42.573 |
| 1967 | 42.027 |
| 1966 | 41.605 |
| 1965 | 41.074 |
| 1964 | 40.58 |
| 1963 | 40.217 |
| 1962 | 39.729 |
| 1961 | 39.338 |
| 1960 | 38.971 |