| 年份 | 冈比亚 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 7.543 |
| 2020 | 7.373 |
| 2019 | 6.999 |
| 2018 | 7.323 |
| 2017 | 7.396 |
| 2016 | 7.454 |
| 2015 | 7.74 |
| 2014 | 7.916 |
| 2013 | 8.073 |
| 2012 | 8.174 |
| 2011 | 8.501 |
| 2010 | 8.941 |
| 2009 | 9.171 |
| 2008 | 9.432 |
| 2007 | 9.856 |
| 2006 | 10.132 |
| 2005 | 10.56 |
| 2004 | 10.847 |
| 2003 | 11.237 |
| 2002 | 11.57 |
| 2001 | 11.69 |
| 2000 | 11.841 |
| 1999 | 12.024 |
| 1998 | 12.254 |
| 1997 | 12.607 |
| 1996 | 12.751 |
| 1995 | 13.163 |
| 1994 | 13.712 |
| 1993 | 14.408 |
| 1992 | 14.983 |
| 1991 | 15.541 |
| 1990 | 16.102 |
| 1989 | 16.608 |
| 1988 | 17.061 |
| 1987 | 17.558 |
| 1986 | 18.115 |
| 1985 | 18.565 |
| 1984 | 19.148 |
| 1983 | 19.489 |
| 1982 | 19.826 |
| 1981 | 20.99 |
| 1980 | 20.555 |
| 1979 | 20.907 |
| 1978 | 21.542 |
| 1977 | 21.56 |
| 1976 | 21.761 |
| 1975 | 22.1 |
| 1974 | 22.353 |
| 1973 | 22.821 |
| 1972 | 23.222 |
| 1971 | 23.722 |
| 1970 | 24.168 |
| 1969 | 24.661 |
| 1968 | 25.135 |
| 1967 | 25.594 |
| 1966 | 26.139 |
| 1965 | 26.629 |
| 1964 | 27.143 |
| 1963 | 27.604 |
| 1962 | 28.097 |
| 1961 | 28.5 |
| 1960 | 28.943 |