| 年份 | 喀麦隆  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 0.926268 | 
| 2021 | 0.650616 | 
| 2020 | -2.42243 | 
| 2019 | 0.643223 | 
| 2018 | 1.1218 | 
| 2017 | 0.648213 | 
| 2016 | 1.45423 | 
| 2015 | 2.3928 | 
| 2014 | 2.5589 | 
| 2013 | 2.08261 | 
| 2012 | 1.72184 | 
| 2011 | 0.493347 | 
| 2010 | 0.00658279 | 
| 2009 | -0.299622 | 
| 2008 | -0.0290815 | 
| 2007 | 1.46654 | 
| 2006 | 1.02499 | 
| 2005 | -0.527954 | 
| 2004 | 4.15073 | 
| 2003 | 2.61413 | 
| 2002 | 1.71457 | 
| 2001 | 1.61968 | 
| 2000 | 1.13113 | 
| 1999 | 1.77836 | 
| 1998 | 1.99361 | 
| 1997 | 1.78421 | 
| 1996 | 1.4232 | 
| 1995 | 0.0685853 | 
| 1994 | -0.994143 | 
| 1993 | -10.5729 | 
| 1992 | -5.90336 | 
| 1991 | -6.64426 | 
| 1990 | -8.90924 | 
| 1989 | -4.73774 | 
| 1988 | -10.6136 | 
| 1987 | -5.15893 | 
| 1986 | 3.51491 | 
| 1985 | 4.80411 | 
| 1984 | 4.44654 | 
| 1983 | 4.62688 | 
| 1982 | 4.92618 | 
| 1981 | 12.9829 | 
| 1980 | -5.14702 | 
| 1979 | 3.07535 | 
| 1978 | 18.7075 | 
| 1977 | 10.8398 | 
| 1976 | -7.99035 | 
| 1975 | 8.19648 | 
| 1974 | 7.71747 | 
| 1973 | 2.50723 | 
| 1972 | -0.0721502 | 
| 1971 | 0.754074 | 
| 1970 | 0.431125 | 
| 1969 | 2.24752 | 
| 1968 | 3.7063 | 
| 1967 | -13.0816 | 
| 1966 | 2.11166 | 
| 1965 | -0.374427 | 
| 1964 | 1.14871 | 
| 1963 | 1.3787 | 
| 1962 | 1.03106 | 
| 1961 | -0.426334 | 
| 1960 | - |