| 年份 | 冈比亚 |
|---|---|
| 2023 | - |
| 2022 | 5.16357 |
| 2021 | 5.12566 |
| 2020 | 5.09077 |
| 2019 | 5.06264 |
| 2018 | 5.04265 |
| 2017 | 5.0271 |
| 2016 | 5.01402 |
| 2015 | 5.00531 |
| 2014 | 5.00193 |
| 2013 | 5.00302 |
| 2012 | 5.00588 |
| 2011 | 5.00755 |
| 2010 | 5.00823 |
| 2009 | 5.00875 |
| 2008 | 5.00776 |
| 2007 | 5.00724 |
| 2006 | 5.00832 |
| 2005 | 5.00771 |
| 2004 | 5.00162 |
| 2003 | 4.98693 |
| 2002 | 4.97554 |
| 2001 | 4.9655 |
| 2000 | 4.93814 |
| 1999 | 4.89273 |
| 1998 | 4.83226 |
| 1997 | 4.75842 |
| 1996 | 4.6741 |
| 1995 | 4.5852 |
| 1994 | 4.48947 |
| 1993 | 4.38475 |
| 1992 | 4.28975 |
| 1991 | 4.21585 |
| 1990 | 4.15423 |
| 1989 | 4.09811 |
| 1988 | 4.07967 |
| 1987 | 4.14823 |
| 1986 | 4.29611 |
| 1985 | 4.49067 |
| 1984 | 4.71789 |
| 1983 | 4.95816 |
| 1982 | 5.14157 |
| 1981 | 5.24824 |
| 1980 | 5.32535 |
| 1979 | 5.39368 |
| 1978 | 5.46558 |
| 1977 | 5.54742 |
| 1976 | 5.64294 |
| 1975 | 5.74995 |
| 1974 | 5.86458 |
| 1973 | 5.9586 |
| 1972 | 6.02888 |
| 1971 | 6.09407 |
| 1970 | 6.14677 |
| 1969 | 6.18821 |
| 1968 | 6.21297 |
| 1967 | 6.22004 |
| 1966 | 6.22215 |
| 1965 | 6.22836 |
| 1964 | 6.23686 |
| 1963 | 6.24683 |
| 1962 | 6.25013 |
| 1961 | 6.22349 |
| 1960 | 6.14933 |