| 年份 | 喀麦隆 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 13.1159 |
| 2020 | 13.1159 |
| 2019 | 13.1159 |
| 2018 | 13.1159 |
| 2017 | 13.1159 |
| 2016 | 13.1159 |
| 2015 | 13.1159 |
| 2014 | 13.1159 |
| 2013 | 13.1159 |
| 2012 | 13.1159 |
| 2011 | 13.1159 |
| 2010 | 13.1159 |
| 2009 | 12.6145 |
| 2008 | 12.6145 |
| 2007 | 12.6145 |
| 2006 | 12.6145 |
| 2005 | 12.6145 |
| 2004 | 12.6082 |
| 2003 | 12.6082 |
| 2002 | 12.6082 |
| 2001 | 12.6082 |
| 2000 | 12.6082 |
| 1999 | 12.6082 |
| 1998 | 12.6082 |
| 1997 | 12.6082 |
| 1996 | 12.6082 |
| 1995 | 12.6082 |
| 1994 | 12.6082 |
| 1993 | 12.6082 |
| 1992 | 12.6082 |
| 1991 | 12.587 |
| 1990 | 12.5658 |
| 1989 | 12.5658 |
| 1988 | 12.5658 |
| 1987 | 12.5447 |
| 1986 | 12.5447 |
| 1985 | 12.5024 |
| 1984 | 12.5024 |
| 1983 | 12.5024 |
| 1982 | 12.5024 |
| 1981 | 12.5024 |
| 1980 | 12.5024 |
| 1979 | 12.477 |
| 1978 | 11.9291 |
| 1977 | 11.9862 |
| 1976 | 11.8466 |
| 1975 | 11.7408 |
| 1974 | 11.635 |
| 1973 | 11.5293 |
| 1972 | 11.5293 |
| 1971 | 11.5293 |
| 1970 | 11.4235 |
| 1969 | 11.4235 |
| 1968 | 11.3177 |
| 1967 | 11.2119 |
| 1966 | 11.1062 |
| 1965 | 11.0004 |
| 1964 | 10.8946 |
| 1963 | 10.7889 |
| 1962 | 10.6831 |
| 1961 | 10.5773 |
| 1960 | - |