| 年份 | 喀麦隆 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 2.3616 |
| 2020 | 1.28059 |
| 2019 | 2.42269 |
| 2018 | 2.7843 |
| 2017 | 2.19708 |
| 2016 | 1.55547 |
| 2015 | 1.89664 |
| 2014 | 3.67836 |
| 2013 | 4.19598 |
| 2012 | 5.2617 |
| 2011 | 5.25804 |
| 2010 | 4.14191 |
| 2009 | 3.18642 |
| 2008 | 7.12108 |
| 2007 | 6.03959 |
| 2006 | 6.18343 |
| 2005 | 5.28439 |
| 2004 | 2.75939 |
| 2003 | 2.31676 |
| 2002 | 3.05284 |
| 2001 | 3.59717 |
| 2000 | 5.6535 |
| 1999 | 2.73931 |
| 1998 | 2.05168 |
| 1997 | 4.60079 |
| 1996 | 4.21595 |
| 1995 | 3.76455 |
| 1994 | 3.96667 |
| 1993 | 3.08799 |
| 1992 | 4.74199 |
| 1991 | 4.65316 |
| 1990 | 8.68451 |
| 1989 | 7.61263 |
| 1988 | 3.73209 |
| 1987 | 4.54942 |
| 1986 | 2.36486 |
| 1985 | 9.97862 |
| 1984 | 7.82271 |
| 1983 | 6.02764 |
| 1982 | 2.87852 |
| 1981 | 5.87804 |
| 1980 | 6.6965 |
| 1979 | 4.76693 |
| 1978 | 0.836814 |
| 1977 | 0.0781817 |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |