| 年份 | 加纳 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 63.795 |
| 2020 | 64.114 |
| 2019 | 64.74 |
| 2018 | 64.122 |
| 2017 | 64.013 |
| 2016 | 63.89 |
| 2015 | 63.175 |
| 2014 | 63.045 |
| 2013 | 62.42 |
| 2012 | 62.081 |
| 2011 | 61.652 |
| 2010 | 61.157 |
| 2009 | 60.946 |
| 2008 | 60.49 |
| 2007 | 60.224 |
| 2006 | 59.988 |
| 2005 | 59.76 |
| 2004 | 59.191 |
| 2003 | 59.111 |
| 2002 | 58.608 |
| 2001 | 58.107 |
| 2000 | 58.195 |
| 1999 | 58.03 |
| 1998 | 57.6 |
| 1997 | 57.199 |
| 1996 | 56.82 |
| 1995 | 56.565 |
| 1994 | 56.112 |
| 1993 | 56.416 |
| 1992 | 56.231 |
| 1991 | 56.012 |
| 1990 | 55.62 |
| 1989 | 55.191 |
| 1988 | 54.507 |
| 1987 | 53.824 |
| 1986 | 53.125 |
| 1985 | 52.416 |
| 1984 | 52.051 |
| 1983 | 51.622 |
| 1982 | 51.383 |
| 1981 | 51.269 |
| 1980 | 51.117 |
| 1979 | 50.932 |
| 1978 | 50.571 |
| 1977 | 50.085 |
| 1976 | 49.764 |
| 1975 | 49.246 |
| 1974 | 48.777 |
| 1973 | 48.398 |
| 1972 | 48.026 |
| 1971 | 47.798 |
| 1970 | 47.805 |
| 1969 | 47.565 |
| 1968 | 47.57 |
| 1967 | 47.683 |
| 1966 | 47.727 |
| 1965 | 47.778 |
| 1964 | 47.719 |
| 1963 | 47.578 |
| 1962 | 47.405 |
| 1961 | 47.325 |
| 1960 | 47.096 |