| 年份 | 冈比亚 |
|---|---|
| 2023 | - |
| 2022 | 13.3685 |
| 2021 | 13.3558 |
| 2020 | 13.3213 |
| 2019 | 13.2636 |
| 2018 | 13.1943 |
| 2017 | 13.1013 |
| 2016 | 12.9923 |
| 2015 | 12.904 |
| 2014 | 12.8433 |
| 2013 | 12.8056 |
| 2012 | 12.7965 |
| 2011 | 12.7963 |
| 2010 | 12.7903 |
| 2009 | 12.788 |
| 2008 | 12.7893 |
| 2007 | 12.8051 |
| 2006 | 12.8364 |
| 2005 | 12.8598 |
| 2004 | 12.8615 |
| 2003 | 12.8445 |
| 2002 | 12.8131 |
| 2001 | 12.7705 |
| 2000 | 12.7173 |
| 1999 | 12.6524 |
| 1998 | 12.5692 |
| 1997 | 12.4675 |
| 1996 | 12.356 |
| 1995 | 12.2415 |
| 1994 | 12.1354 |
| 1993 | 12.0628 |
| 1992 | 12.0433 |
| 1991 | 12.0634 |
| 1990 | 12.0994 |
| 1989 | 12.1365 |
| 1988 | 12.1683 |
| 1987 | 12.1827 |
| 1986 | 12.1695 |
| 1985 | 12.1291 |
| 1984 | 12.0654 |
| 1983 | 11.9584 |
| 1982 | 11.8264 |
| 1981 | 11.7024 |
| 1980 | 11.5974 |
| 1979 | 11.5187 |
| 1978 | 11.4527 |
| 1977 | 11.3951 |
| 1976 | 11.3405 |
| 1975 | 11.2778 |
| 1974 | 11.2003 |
| 1973 | 11.1283 |
| 1972 | 11.061 |
| 1971 | 10.9786 |
| 1970 | 10.8852 |
| 1969 | 10.7852 |
| 1968 | 10.6819 |
| 1967 | 10.5781 |
| 1966 | 10.471 |
| 1965 | 10.3602 |
| 1964 | 10.2405 |
| 1963 | 10.1982 |
| 1962 | 10.3627 |
| 1961 | 10.7076 |
| 1960 | 11.1431 |