| 年份 | 贝宁 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 302.469 |
| 2020 | 288.981 |
| 2019 | 282.721 |
| 2018 | 282.252 |
| 2017 | 286.886 |
| 2016 | 287.304 |
| 2015 | 289.617 |
| 2014 | 288.604 |
| 2013 | 291.195 |
| 2012 | 289.894 |
| 2011 | 295.577 |
| 2010 | 295.587 |
| 2009 | 301.092 |
| 2008 | 300.589 |
| 2007 | 299.276 |
| 2006 | 302.412 |
| 2005 | 305.453 |
| 2004 | 304.929 |
| 2003 | 306.773 |
| 2002 | 305.086 |
| 2001 | 305.665 |
| 2000 | 306.59 |
| 1999 | 303.385 |
| 1998 | 305.436 |
| 1997 | 302.338 |
| 1996 | 304.524 |
| 1995 | 311.478 |
| 1994 | 320.438 |
| 1993 | 327.373 |
| 1992 | 336.054 |
| 1991 | 341.19 |
| 1990 | 342.23 |
| 1989 | 348.874 |
| 1988 | 351.124 |
| 1987 | 362.882 |
| 1986 | 368.625 |
| 1985 | 377.752 |
| 1984 | 388.088 |
| 1983 | 387.996 |
| 1982 | 389.148 |
| 1981 | 392.158 |
| 1980 | 394.62 |
| 1979 | 397.849 |
| 1978 | 396.473 |
| 1977 | 400.473 |
| 1976 | 404.194 |
| 1975 | 413.253 |
| 1974 | 417.613 |
| 1973 | 421.112 |
| 1972 | 423.322 |
| 1971 | 429.424 |
| 1970 | 431.024 |
| 1969 | 432.866 |
| 1968 | 436.916 |
| 1967 | 439.973 |
| 1966 | 442.74 |
| 1965 | 445.632 |
| 1964 | 447.835 |
| 1963 | 452.286 |
| 1962 | 453.285 |
| 1961 | 456.179 |
| 1960 | 458.537 |