| 年份 | 喀麦隆 |
|---|---|
| 2023 | - |
| 2022 | 3.57256 |
| 2021 | 3.53815 |
| 2020 | 3.51009 |
| 2019 | 3.48264 |
| 2018 | 3.45363 |
| 2017 | 3.42358 |
| 2016 | 3.39025 |
| 2015 | 3.35333 |
| 2014 | 3.31478 |
| 2013 | 3.27687 |
| 2012 | 3.24072 |
| 2011 | 3.20503 |
| 2010 | 3.17082 |
| 2009 | 3.13799 |
| 2008 | 3.10545 |
| 2007 | 3.07397 |
| 2006 | 3.04489 |
| 2005 | 3.01789 |
| 2004 | 2.99258 |
| 2003 | 2.96898 |
| 2002 | 2.94744 |
| 2001 | 2.93043 |
| 2000 | 2.92003 |
| 1999 | 2.89724 |
| 1998 | 2.87828 |
| 1997 | 2.89689 |
| 1996 | 2.9404 |
| 1995 | 2.99511 |
| 1994 | 3.07844 |
| 1993 | 3.16659 |
| 1992 | 3.21568 |
| 1991 | 3.24006 |
| 1990 | 3.25584 |
| 1989 | 3.27229 |
| 1988 | 3.29667 |
| 1987 | 3.32984 |
| 1986 | 3.36785 |
| 1985 | 3.4073 |
| 1984 | 3.44728 |
| 1983 | 3.4861 |
| 1982 | 3.52532 |
| 1981 | 3.56243 |
| 1980 | 3.59648 |
| 1979 | 3.63343 |
| 1978 | 3.67153 |
| 1977 | 3.70991 |
| 1976 | 3.74887 |
| 1975 | 3.78702 |
| 1974 | 3.82442 |
| 1973 | 3.86116 |
| 1972 | 3.89704 |
| 1971 | 3.93269 |
| 1970 | 3.96812 |
| 1969 | 4.00251 |
| 1968 | 4.03619 |
| 1967 | 4.06908 |
| 1966 | 4.10005 |
| 1965 | 4.12824 |
| 1964 | 4.15427 |
| 1963 | 4.17895 |
| 1962 | 4.202 |
| 1961 | 4.23226 |
| 1960 | 4.26801 |