| 年份 | 喀麦隆  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 1.49465 | 
| 2021 | 1.47925 | 
| 2020 | 1.46513 | 
| 2019 | 1.44853 | 
| 2018 | 1.43079 | 
| 2017 | 1.41539 | 
| 2016 | 1.40328 | 
| 2015 | 1.39517 | 
| 2014 | 1.3819 | 
| 2013 | 1.37082 | 
| 2012 | 1.37785 | 
| 2011 | 1.39733 | 
| 2010 | 1.42279 | 
| 2009 | 1.46313 | 
| 2008 | 1.5064 | 
| 2007 | 1.53032 | 
| 2006 | 1.54151 | 
| 2005 | 1.54813 | 
| 2004 | 1.5551 | 
| 2003 | 1.56538 | 
| 2002 | 1.57942 | 
| 2001 | 1.59573 | 
| 2000 | 1.61318 | 
| 1999 | 1.63176 | 
| 1998 | 1.64942 | 
| 1997 | 1.66494 | 
| 1996 | 1.68098 | 
| 1995 | 1.69934 | 
| 1994 | 1.71894 | 
| 1993 | 1.73865 | 
| 1992 | 1.75909 | 
| 1991 | 1.78034 | 
| 1990 | 1.80233 | 
| 1989 | 1.82479 | 
| 1988 | 1.84696 | 
| 1987 | 1.86913 | 
| 1986 | 1.89171 | 
| 1985 | 1.91383 | 
| 1984 | 1.93537 | 
| 1983 | 1.95554 | 
| 1982 | 1.97028 | 
| 1981 | 1.98714 | 
| 1980 | 2.01217 | 
| 1979 | 2.03468 | 
| 1978 | 2.0527 | 
| 1977 | 2.06947 | 
| 1976 | 2.08467 | 
| 1975 | 2.10048 | 
| 1974 | 2.11714 | 
| 1973 | 2.13355 | 
| 1972 | 2.14945 | 
| 1971 | 2.16439 | 
| 1970 | 2.17769 | 
| 1969 | 2.18879 | 
| 1968 | 2.19802 | 
| 1967 | 2.20592 | 
| 1966 | 2.21276 | 
| 1965 | 2.2189 | 
| 1964 | 2.22477 | 
| 1963 | 2.23035 | 
| 1962 | 2.23521 | 
| 1961 | 2.24205 | 
| 1960 | 2.25001 |