| 年份 | 喀麦隆 |
|---|---|
| 2023 | - |
| 2022 | 0.657349 |
| 2021 | 0.671833 |
| 2020 | 0.68845 |
| 2019 | 0.708048 |
| 2018 | 0.726268 |
| 2017 | 0.735077 |
| 2016 | 0.737885 |
| 2015 | 0.738936 |
| 2014 | 0.740342 |
| 2013 | 0.743227 |
| 2012 | 0.747883 |
| 2011 | 0.754212 |
| 2010 | 0.76172 |
| 2009 | 0.769983 |
| 2008 | 0.777922 |
| 2007 | 0.785195 |
| 2006 | 0.792793 |
| 2005 | 0.801435 |
| 2004 | 0.810776 |
| 2003 | 0.820176 |
| 2002 | 0.82978 |
| 2001 | 0.839577 |
| 2000 | 0.849525 |
| 1999 | 0.859715 |
| 1998 | 0.869704 |
| 1997 | 0.879102 |
| 1996 | 0.888273 |
| 1995 | 0.897574 |
| 1994 | 0.90697 |
| 1993 | 0.916404 |
| 1992 | 0.925871 |
| 1991 | 0.935138 |
| 1990 | 0.944071 |
| 1989 | 0.95272 |
| 1988 | 0.96105 |
| 1987 | 0.969405 |
| 1986 | 0.977994 |
| 1985 | 0.986241 |
| 1984 | 0.994039 |
| 1983 | 1.00089 |
| 1982 | 1.00476 |
| 1981 | 1.01007 |
| 1980 | 1.01976 |
| 1979 | 1.02766 |
| 1978 | 1.03275 |
| 1977 | 1.03685 |
| 1976 | 1.03978 |
| 1975 | 1.04277 |
| 1974 | 1.04599 |
| 1973 | 1.049 |
| 1972 | 1.05178 |
| 1971 | 1.05424 |
| 1970 | 1.05615 |
| 1969 | 1.05711 |
| 1968 | 1.05708 |
| 1967 | 1.05613 |
| 1966 | 1.05421 |
| 1965 | 1.05145 |
| 1964 | 1.04798 |
| 1963 | 1.04383 |
| 1962 | 1.03899 |
| 1961 | 1.03655 |
| 1960 | 1.03656 |