| 年份 | 加纳 |
|---|---|
| 2023 | - |
| 2022 | 13.1793 |
| 2021 | 12.1674 |
| 2020 | 13.6295 |
| 2019 | 14.2717 |
| 2018 | 18.5982 |
| 2017 | 20.0976 |
| 2016 | 22.0933 |
| 2015 | 23.8088 |
| 2014 | 20.9851 |
| 2013 | 21.2222 |
| 2012 | 26.5814 |
| 2011 | 30.6343 |
| 2010 | 20.6961 |
| 2009 | 22.4951 |
| 2008 | 24.0375 |
| 2007 | 22.317 |
| 2006 | 24.162 |
| 2005 | 23.43 |
| 2004 | 22.3792 |
| 2003 | - |
| 2002 | - |
| 2001 | 15.7411 |
| 2000 | - |
| 1999 | 14.8927 |
| 1998 | - |
| 1997 | - |
| 1996 | - |
| 1995 | - |
| 1994 | - |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | 23.9329 |
| 1987 | 24.668 |
| 1986 | 34.3092 |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | 13.8319 |
| 1981 | 7.74814 |
| 1980 | 7.64188 |
| 1979 | - |
| 1978 | - |
| 1977 | - |
| 1976 | - |
| 1975 | - |
| 1974 | - |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |