| 年份 | 加纳  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 2203.56 | 
| 2021 | 2422.09 | 
| 2020 | 2176.58 | 
| 2019 | 2167.93 | 
| 2018 | 2180.03 | 
| 2017 | 1998.72 | 
| 2016 | 1900.4 | 
| 2015 | 1711.27 | 
| 2014 | 1942.92 | 
| 2013 | 2282.41 | 
| 2012 | 1536.62 | 
| 2011 | 1501.06 | 
| 2010 | 1258.96 | 
| 2009 | 1044.01 | 
| 2008 | 1178.96 | 
| 2007 | 1047.2 | 
| 2006 | 904.17 | 
| 2005 | 477.601 | 
| 2004 | 405.425 | 
| 2003 | 357.848 | 
| 2002 | 297.047 | 
| 2001 | 263.17 | 
| 2000 | 253.38 | 
| 1999 | 402.471 | 
| 1998 | 399.796 | 
| 1997 | 377.24 | 
| 1996 | 388.533 | 
| 1995 | 370.688 | 
| 1994 | 319.607 | 
| 1993 | 358.631 | 
| 1992 | 395.043 | 
| 1991 | 416.776 | 
| 1990 | 381.246 | 
| 1989 | 348.904 | 
| 1988 | 354.272 | 
| 1987 | 354.616 | 
| 1986 | 410.522 | 
| 1985 | 329.951 | 
| 1984 | 330.694 | 
| 1983 | 312.48 | 
| 1982 | 320.699 | 
| 1981 | 345.735 | 
| 1980 | 374.643 | 
| 1979 | 349.109 | 
| 1978 | 328.084 | 
| 1977 | 294.622 | 
| 1976 | 263.132 | 
| 1975 | 275.235 | 
| 1974 | 291.805 | 
| 1973 | 313.172 | 
| 1972 | 225.983 | 
| 1971 | 266.464 | 
| 1970 | 249.913 | 
| 1969 | 227.323 | 
| 1968 | 197.985 | 
| 1967 | 212.855 | 
| 1966 | 266.598 | 
| 1965 | 263.779 | 
| 1964 | 227.853 | 
| 1963 | 207.729 | 
| 1962 | 190.922 | 
| 1961 | 184.253 | 
| 1960 | 177.088 |