| 年份 | 加纳 |
|---|---|
| 2023 | - |
| 2022 | 68.0454 |
| 2021 | 68.7241 |
| 2020 | 69.4545 |
| 2019 | 70.1226 |
| 2018 | 70.6864 |
| 2017 | 71.3244 |
| 2016 | 71.955 |
| 2015 | 72.4041 |
| 2014 | 72.6996 |
| 2013 | 72.8967 |
| 2012 | 73.0409 |
| 2011 | 73.1972 |
| 2010 | 73.4306 |
| 2009 | 73.8399 |
| 2008 | 74.4683 |
| 2007 | 75.2492 |
| 2006 | 76.1078 |
| 2005 | 76.9948 |
| 2004 | 78.0021 |
| 2003 | 79.1752 |
| 2002 | 80.4848 |
| 2001 | 81.9443 |
| 2000 | 83.3956 |
| 1999 | 84.8394 |
| 1998 | 86.5912 |
| 1997 | 88.5798 |
| 1996 | 90.4248 |
| 1995 | 92.1203 |
| 1994 | 93.7398 |
| 1993 | 95.1846 |
| 1992 | 96.4153 |
| 1991 | 97.1763 |
| 1990 | 97.5442 |
| 1989 | 97.8026 |
| 1988 | 97.7651 |
| 1987 | 97.2594 |
| 1986 | 96.2091 |
| 1985 | 94.8694 |
| 1984 | 93.4851 |
| 1983 | 92.6289 |
| 1982 | 92.472 |
| 1981 | 92.6488 |
| 1980 | 93.1837 |
| 1979 | 93.8384 |
| 1978 | 94.5924 |
| 1977 | 95.597 |
| 1976 | 96.7966 |
| 1975 | 98.0435 |
| 1974 | 99.1883 |
| 1973 | 100.221 |
| 1972 | 101.088 |
| 1971 | 101.78 |
| 1970 | 102.16 |
| 1969 | 102.153 |
| 1968 | 101.917 |
| 1967 | 101.501 |
| 1966 | 100.891 |
| 1965 | 100.027 |
| 1964 | 99.006 |
| 1963 | 97.7437 |
| 1962 | 96.0261 |
| 1961 | 93.9971 |
| 1960 | 92.1039 |