| 年份 | 几内亚 |
|---|---|
| 2023 | - |
| 2022 | 2.01493 |
| 2021 | 2.00916 |
| 2020 | 2.0032 |
| 2019 | 1.99556 |
| 2018 | 1.98816 |
| 2017 | 1.98336 |
| 2016 | 1.98218 |
| 2015 | 1.98393 |
| 2014 | 1.96104 |
| 2013 | 1.92853 |
| 2012 | 1.91752 |
| 2011 | 1.91631 |
| 2010 | 1.92347 |
| 2009 | 1.96785 |
| 2008 | 2.02784 |
| 2007 | 2.06334 |
| 2006 | 2.0891 |
| 2005 | 2.10446 |
| 2004 | 2.1162 |
| 2003 | 2.13303 |
| 2002 | 2.15448 |
| 2001 | 2.17155 |
| 2000 | 2.18944 |
| 1999 | 2.21421 |
| 1998 | 2.23739 |
| 1997 | 2.2549 |
| 1996 | 2.27455 |
| 1995 | 2.30186 |
| 1994 | 2.32952 |
| 1993 | 2.35701 |
| 1992 | 2.38474 |
| 1991 | 2.41175 |
| 1990 | 2.43765 |
| 1989 | 2.4615 |
| 1988 | 2.48303 |
| 1987 | 2.50225 |
| 1986 | 2.51876 |
| 1985 | 2.53224 |
| 1984 | 2.5425 |
| 1983 | 2.54941 |
| 1982 | 2.55352 |
| 1981 | 2.55562 |
| 1980 | 2.55582 |
| 1979 | 2.55446 |
| 1978 | 2.55194 |
| 1977 | 2.54751 |
| 1976 | 2.53936 |
| 1975 | 2.52663 |
| 1974 | 2.51001 |
| 1973 | 2.48896 |
| 1972 | 2.46463 |
| 1971 | 2.44228 |
| 1970 | 2.42526 |
| 1969 | 2.41309 |
| 1968 | 2.40579 |
| 1967 | 2.40264 |
| 1966 | 2.39959 |
| 1965 | 2.39388 |
| 1964 | 2.38654 |
| 1963 | 2.37809 |
| 1962 | 2.36875 |
| 1961 | 2.3609 |
| 1960 | 2.35611 |