| 年份 | 喀麦隆 |
|---|---|
| 2023 | - |
| 2022 | 8.97338 |
| 2021 | 8.95727 |
| 2020 | 8.97297 |
| 2019 | 9.01392 |
| 2018 | 9.08518 |
| 2017 | 9.19314 |
| 2016 | 9.30765 |
| 2015 | 9.39151 |
| 2014 | 9.43063 |
| 2013 | 9.46161 |
| 2012 | 9.50798 |
| 2011 | 9.54196 |
| 2010 | 9.55432 |
| 2009 | 9.54355 |
| 2008 | 9.51729 |
| 2007 | 9.49029 |
| 2006 | 9.46515 |
| 2005 | 9.4296 |
| 2004 | 9.38297 |
| 2003 | 9.31953 |
| 2002 | 9.2189 |
| 2001 | 9.09869 |
| 2000 | 8.99591 |
| 1999 | 8.90986 |
| 1998 | 8.83525 |
| 1997 | 8.77133 |
| 1996 | 8.71977 |
| 1995 | 8.68097 |
| 1994 | 8.64597 |
| 1993 | 8.60721 |
| 1992 | 8.56606 |
| 1991 | 8.52194 |
| 1990 | 8.47105 |
| 1989 | 8.41915 |
| 1988 | 8.37187 |
| 1987 | 8.31922 |
| 1986 | 8.25621 |
| 1985 | 8.18966 |
| 1984 | 8.1199 |
| 1983 | 8.07004 |
| 1982 | 8.11782 |
| 1981 | 8.13305 |
| 1980 | 8.00098 |
| 1979 | 7.88848 |
| 1978 | 7.82905 |
| 1977 | 7.78249 |
| 1976 | 7.76347 |
| 1975 | 7.74261 |
| 1974 | 7.69112 |
| 1973 | 7.66233 |
| 1972 | 7.71474 |
| 1971 | 7.81905 |
| 1970 | 7.94476 |
| 1969 | 8.11097 |
| 1968 | 8.27143 |
| 1967 | 8.35649 |
| 1966 | 8.39731 |
| 1965 | 8.42861 |
| 1964 | 8.46862 |
| 1963 | 8.52892 |
| 1962 | 8.6047 |
| 1961 | 8.67911 |
| 1960 | 8.74038 |