| 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 | - |