| 年份 | 喀麦隆 |
|---|---|
| 2023 | - |
| 2022 | 4.61818 |
| 2021 | 4.53455 |
| 2020 | 4.46171 |
| 2019 | 4.40001 |
| 2018 | 4.34923 |
| 2017 | 4.30935 |
| 2016 | 4.27643 |
| 2015 | 4.24682 |
| 2014 | 4.21446 |
| 2013 | 4.1818 |
| 2012 | 4.15141 |
| 2011 | 4.11768 |
| 2010 | 4.08174 |
| 2009 | 4.04602 |
| 2008 | 4.00992 |
| 2007 | 3.97268 |
| 2006 | 3.93534 |
| 2005 | 3.89905 |
| 2004 | 3.86277 |
| 2003 | 3.82519 |
| 2002 | 3.78666 |
| 2001 | 3.74911 |
| 2000 | 3.7137 |
| 1999 | 3.68073 |
| 1998 | 3.64934 |
| 1997 | 3.62025 |
| 1996 | 3.59784 |
| 1995 | 3.58455 |
| 1994 | 3.55695 |
| 1993 | 3.53562 |
| 1992 | 3.56291 |
| 1991 | 3.62217 |
| 1990 | 3.69429 |
| 1989 | 3.80032 |
| 1988 | 3.91284 |
| 1987 | 3.9768 |
| 1986 | 4.00837 |
| 1985 | 4.02779 |
| 1984 | 4.04655 |
| 1983 | 4.07732 |
| 1982 | 4.13267 |
| 1981 | 4.18481 |
| 1980 | 4.21494 |
| 1979 | 4.2515 |
| 1978 | 4.29357 |
| 1977 | 4.33168 |
| 1976 | 4.37222 |
| 1975 | 4.41355 |
| 1974 | 4.45393 |
| 1973 | 4.49432 |
| 1972 | 4.53607 |
| 1971 | 4.5791 |
| 1970 | 4.62235 |
| 1969 | 4.66431 |
| 1968 | 4.70411 |
| 1967 | 4.74168 |
| 1966 | 4.7779 |
| 1965 | 4.81303 |
| 1964 | 4.84745 |
| 1963 | 4.88178 |
| 1962 | 4.91496 |
| 1961 | 4.95855 |
| 1960 | 5.01004 |