| 年份 | 贝宁 |
|---|---|
| 2023 | - |
| 2022 | 2.4百万 |
| 2021 | 2.28百万 |
| 2020 | 2.18百万 |
| 2019 | 2.18百万 |
| 2018 | 2.22百万 |
| 2017 | 2.25百万 |
| 2016 | 2.27百万 |
| 2015 | 2.24百万 |
| 2014 | 2.13百万 |
| 2013 | 2.06百万 |
| 2012 | 1.99百万 |
| 2011 | 1.87百万 |
| 2010 | 1.79百万 |
| 2009 | 1.72百万 |
| 2008 | 1.6百万 |
| 2007 | - |
| 2006 | 1.36百万 |
| 2005 | 1.32百万 |
| 2004 | 1.32百万 |
| 2003 | 1.23百万 |
| 2002 | 1.15百万 |
| 2001 | 1.05百万 |
| 2000 | 9.32十万 |
| 1999 | 8.72十万 |
| 1998 | 8.43十万 |
| 1997 | 7.85十万 |
| 1996 | 7.22十万 |
| 1995 | 6.78十万 |
| 1994 | 6.25十万 |
| 1993 | 6十万 |
| 1992 | 5.35十万 |
| 1991 | 4.9十万 |
| 1990 | 4.18十万 |
| 1989 | 4.82十万 |
| 1988 | 4.7十万 |
| 1987 | 4.62十万 |
| 1986 | 4.44十万 |
| 1985 | 4.44十万 |
| 1984 | 4.29十万 |
| 1983 | 4.28十万 |
| 1982 | 4.04十万 |
| 1981 | 3.8十万 |
| 1980 | 3.57十万 |
| 1979 | 3.39十万 |
| 1978 | 2.94十万 |
| 1977 | 2.8十万 |
| 1976 | 2.6十万 |
| 1975 | 2.44十万 |
| 1974 | 2.04十万 |
| 1973 | 1.98十万 |
| 1972 | 1.74十万 |
| 1971 | 1.55十万 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |