| 年份 | 加纳  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | - | 
| 2021 | 4.05502 | 
| 2020 | 2.25285 | 
| 2019 | 4.0691 | 
| 2018 | 4.14655 | 
| 2017 | 2.60565 | 
| 2016 | 1.00122 | 
| 2015 | 1.29147 | 
| 2014 | 3.42103 | 
| 2013 | 3.51474 | 
| 2012 | 4.78156 | 
| 2011 | 5.08049 | 
| 2010 | 0.391373 | 
| 2009 | 0.266591 | 
| 2008 | 0.507726 | 
| 2007 | 0.421654 | 
| 2006 | 0.439256 | 
| 2005 | 0.699403 | 
| 2004 | 0.620473 | 
| 2003 | 0.506474 | 
| 2002 | 0.616348 | 
| 2001 | 0.677053 | 
| 2000 | 0.989342 | 
| 1999 | 0.246257 | 
| 1998 | 0.128039 | 
| 1997 | 0.290455 | 
| 1996 | 0.374612 | 
| 1995 | 0.227978 | 
| 1994 | 0.0841195 | 
| 1993 | 0.105856 | 
| 1992 | 0.0701252 | 
| 1991 | - | 
| 1990 | - | 
| 1989 | - | 
| 1988 | - | 
| 1987 | - | 
| 1986 | 0.00829771 | 
| 1985 | 0.102322 | 
| 1984 | 0.192054 | 
| 1983 | 0.179064 | 
| 1982 | 0.086518 | 
| 1981 | 0.211565 | 
| 1980 | 0.34672 | 
| 1979 | 0.378019 | 
| 1978 | 0.0707813 | 
| 1977 | - | 
| 1976 | - | 
| 1975 | - | 
| 1974 | - | 
| 1973 | - | 
| 1972 | - | 
| 1971 | - | 
| 1970 | - | 
| 1969 | - | 
| 1968 | - | 
| 1967 | - | 
| 1966 | - | 
| 1965 | - | 
| 1964 | - | 
| 1963 | - | 
| 1962 | - | 
| 1961 | - | 
| 1960 | - |