| 年份 | 几内亚 |
|---|---|
| 2023 | - |
| 2022 | 2.50922 |
| 2021 | 2.52851 |
| 2020 | 2.54738 |
| 2019 | 2.56381 |
| 2018 | 2.57692 |
| 2017 | 2.58642 |
| 2016 | 2.59115 |
| 2015 | 2.59023 |
| 2014 | 2.58305 |
| 2013 | 2.56989 |
| 2012 | 2.55277 |
| 2011 | 2.53394 |
| 2010 | 2.51589 |
| 2009 | 2.50102 |
| 2008 | 2.49039 |
| 2007 | 2.48454 |
| 2006 | 2.48481 |
| 2005 | 2.49058 |
| 2004 | 2.45309 |
| 2003 | 2.39616 |
| 2002 | 2.37651 |
| 2001 | 2.37931 |
| 2000 | 2.39668 |
| 1999 | 2.47193 |
| 1998 | 2.57501 |
| 1997 | 2.64099 |
| 1996 | 2.68955 |
| 1995 | 2.72198 |
| 1994 | 2.74989 |
| 1993 | 2.78396 |
| 1992 | 2.82442 |
| 1991 | 2.8676 |
| 1990 | 2.9162 |
| 1989 | 2.96951 |
| 1988 | 3.01982 |
| 1987 | 3.06849 |
| 1986 | 3.1186 |
| 1985 | 3.17155 |
| 1984 | 3.22587 |
| 1983 | 3.28047 |
| 1982 | 3.33487 |
| 1981 | 3.38677 |
| 1980 | 3.4345 |
| 1979 | 3.47764 |
| 1978 | 3.51472 |
| 1977 | 3.54515 |
| 1976 | 3.57103 |
| 1975 | 3.5943 |
| 1974 | 3.6153 |
| 1973 | 3.634 |
| 1972 | 3.65072 |
| 1971 | 3.66541 |
| 1970 | 3.67814 |
| 1969 | 3.68928 |
| 1968 | 3.69935 |
| 1967 | 3.70688 |
| 1966 | 3.70896 |
| 1965 | 3.70407 |
| 1964 | 3.69236 |
| 1963 | 3.6731 |
| 1962 | 3.64896 |
| 1961 | 3.62721 |
| 1960 | 3.61229 |