| 年份 | 冈比亚  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 4.55832 | 
| 2021 | 4.54878 | 
| 2020 | 4.54179 | 
| 2019 | 4.53862 | 
| 2018 | 4.53883 | 
| 2017 | 4.53897 | 
| 2016 | 4.53677 | 
| 2015 | 4.53246 | 
| 2014 | 4.52597 | 
| 2013 | 4.51597 | 
| 2012 | 4.50253 | 
| 2011 | 4.48454 | 
| 2010 | 4.45989 | 
| 2009 | 4.42558 | 
| 2008 | 4.37925 | 
| 2007 | 4.31937 | 
| 2006 | 4.24509 | 
| 2005 | 4.15413 | 
| 2004 | 4.04584 | 
| 2003 | 3.92342 | 
| 2002 | 3.81888 | 
| 2001 | 3.73688 | 
| 2000 | 3.6516 | 
| 1999 | 3.56747 | 
| 1998 | 3.48904 | 
| 1997 | 3.41846 | 
| 1996 | 3.35729 | 
| 1995 | 3.30657 | 
| 1994 | 3.24355 | 
| 1993 | 3.19382 | 
| 1992 | 3.23095 | 
| 1991 | 3.35701 | 
| 1990 | 3.53234 | 
| 1989 | 3.75005 | 
| 1988 | 3.96206 | 
| 1987 | 4.10591 | 
| 1986 | 4.19519 | 
| 1985 | 4.25618 | 
| 1984 | 4.30468 | 
| 1983 | 4.35654 | 
| 1982 | 4.41963 | 
| 1981 | 4.49586 | 
| 1980 | 4.58872 | 
| 1979 | 4.69399 | 
| 1978 | 4.81161 | 
| 1977 | 4.93665 | 
| 1976 | 5.05553 | 
| 1975 | 5.1597 | 
| 1974 | 5.24917 | 
| 1973 | 5.29781 | 
| 1972 | 5.30628 | 
| 1971 | 5.3092 | 
| 1970 | 5.31224 | 
| 1969 | 5.31635 | 
| 1968 | 5.32376 | 
| 1967 | 5.327 | 
| 1966 | 5.30449 | 
| 1965 | 5.24404 | 
| 1964 | 5.14731 | 
| 1963 | 5.00948 | 
| 1962 | 4.8429 | 
| 1961 | 4.69017 | 
| 1960 | 4.57732 |