| 年份 | 冈比亚 |
|---|---|
| 2023 | - |
| 2022 | 5.38816 |
| 2021 | 5.37524 |
| 2020 | 5.36457 |
| 2019 | 5.3588 |
| 2018 | 5.35847 |
| 2017 | 5.36115 |
| 2016 | 5.366 |
| 2015 | 5.37548 |
| 2014 | 5.39028 |
| 2013 | 5.40912 |
| 2012 | 5.42779 |
| 2011 | 5.44269 |
| 2010 | 5.45308 |
| 2009 | 5.45785 |
| 2008 | 5.4552 |
| 2007 | 5.44595 |
| 2006 | 5.42954 |
| 2005 | 5.40276 |
| 2004 | 5.36239 |
| 2003 | 5.30639 |
| 2002 | 5.26612 |
| 2001 | 5.24192 |
| 2000 | 5.19804 |
| 1999 | 5.1338 |
| 1998 | 5.05264 |
| 1997 | 4.95763 |
| 1996 | 4.85277 |
| 1995 | 4.74386 |
| 1994 | 4.62418 |
| 1993 | 4.49364 |
| 1992 | 4.39693 |
| 1991 | 4.35402 |
| 1990 | 4.33633 |
| 1989 | 4.31396 |
| 1988 | 4.32356 |
| 1987 | 4.41906 |
| 1986 | 4.58316 |
| 1985 | 4.79153 |
| 1984 | 5.04771 |
| 1983 | 5.2829 |
| 1982 | 5.42209 |
| 1981 | 5.4971 |
| 1980 | 5.54586 |
| 1979 | 5.58963 |
| 1978 | 5.63628 |
| 1977 | 5.6934 |
| 1976 | 5.76739 |
| 1975 | 5.85638 |
| 1974 | 5.95627 |
| 1973 | 6.04157 |
| 1972 | 6.10857 |
| 1971 | 6.17088 |
| 1970 | 6.21932 |
| 1969 | 6.25498 |
| 1968 | 6.27468 |
| 1967 | 6.27851 |
| 1966 | 6.27815 |
| 1965 | 6.28024 |
| 1964 | 6.28361 |
| 1963 | 6.29156 |
| 1962 | 6.29547 |
| 1961 | 6.26805 |
| 1960 | 6.1924 |