| 年份 | 冈比亚 |
|---|---|
| 2023 | - |
| 2022 | 0.484387 |
| 2021 | 0.494575 |
| 2020 | 0.500401 |
| 2019 | 0.501411 |
| 2018 | 0.500772 |
| 2017 | 0.501872 |
| 2016 | 0.505014 |
| 2015 | 0.510578 |
| 2014 | 0.518413 |
| 2013 | 0.528992 |
| 2012 | 0.541683 |
| 2011 | 0.555133 |
| 2010 | 0.569626 |
| 2009 | 0.585043 |
| 2008 | 0.600837 |
| 2007 | 0.617484 |
| 2006 | 0.635706 |
| 2005 | 0.65589 |
| 2004 | 0.678392 |
| 2003 | 0.704068 |
| 2002 | 0.719543 |
| 2001 | 0.720733 |
| 2000 | 0.718349 |
| 1999 | 0.712419 |
| 1998 | 0.702472 |
| 1997 | 0.690001 |
| 1996 | 0.679307 |
| 1995 | 0.673683 |
| 1994 | 0.677894 |
| 1993 | 0.695733 |
| 1992 | 0.714635 |
| 1991 | 0.723795 |
| 1990 | 0.728828 |
| 1989 | 0.733272 |
| 1988 | 0.737301 |
| 1987 | 0.741014 |
| 1986 | 0.745454 |
| 1985 | 0.751042 |
| 1984 | 0.757693 |
| 1983 | 0.751469 |
| 1982 | 0.731995 |
| 1981 | 0.711993 |
| 1980 | 0.688432 |
| 1979 | 0.661551 |
| 1978 | 0.632721 |
| 1977 | 0.602733 |
| 1976 | 0.572737 |
| 1975 | 0.542863 |
| 1974 | 0.51267 |
| 1973 | 0.496702 |
| 1972 | 0.494879 |
| 1971 | 0.49322 |
| 1970 | 0.491767 |
| 1969 | 0.489896 |
| 1968 | 0.488422 |
| 1967 | 0.486752 |
| 1966 | 0.484738 |
| 1965 | 0.482284 |
| 1964 | 0.479375 |
| 1963 | 0.476606 |
| 1962 | 0.473754 |
| 1961 | 0.470578 |
| 1960 | 0.466811 |