| 年份 | 几内亚 |
|---|---|
| 2023 | - |
| 2022 | 2.39091 |
| 2021 | 2.44432 |
| 2020 | 2.51225 |
| 2019 | 2.53765 |
| 2018 | 2.53344 |
| 2017 | 2.56349 |
| 2016 | 2.5895 |
| 2015 | 2.54928 |
| 2014 | 2.48293 |
| 2013 | 2.44232 |
| 2012 | 2.44875 |
| 2011 | 2.47131 |
| 2010 | 2.45828 |
| 2009 | 2.43976 |
| 2008 | 2.40819 |
| 2007 | 2.29336 |
| 2006 | 2.06291 |
| 2005 | 1.97867 |
| 2004 | 2.12924 |
| 2003 | 2.24175 |
| 2002 | 1.55169 |
| 2001 | 1.296 |
| 2000 | 1.96314 |
| 1999 | 2.25589 |
| 1998 | 1.89126 |
| 1997 | 2.05716 |
| 1996 | 2.83514 |
| 1995 | 2.8003 |
| 1994 | 3.01969 |
| 1993 | 3.08278 |
| 1992 | 3.21952 |
| 1991 | 4.03434 |
| 1990 | 3.49072 |
| 1989 | 2.62521 |
| 1988 | 2.65148 |
| 1987 | 2.60008 |
| 1986 | 2.49443 |
| 1985 | 2.37033 |
| 1984 | 2.24281 |
| 1983 | 2.13426 |
| 1982 | 2.01809 |
| 1981 | 1.88885 |
| 1980 | 1.77346 |
| 1979 | 1.65684 |
| 1978 | 1.56372 |
| 1977 | 1.52588 |
| 1976 | 1.53002 |
| 1975 | 1.55813 |
| 1974 | 1.60378 |
| 1973 | 1.65574 |
| 1972 | 1.7099 |
| 1971 | 1.77725 |
| 1970 | 1.84479 |
| 1969 | 1.89621 |
| 1968 | 1.90058 |
| 1967 | 1.87118 |
| 1966 | 1.8477 |
| 1965 | 1.82574 |
| 1964 | 1.80577 |
| 1963 | 1.78559 |
| 1962 | 1.76416 |
| 1961 | 1.74249 |
| 1960 | - |