| 年份 | 几内亚 |
|---|---|
| 2023 | - |
| 2022 | 2.93265 |
| 2021 | 2.93833 |
| 2020 | 2.954 |
| 2019 | 2.97463 |
| 2018 | 2.99842 |
| 2017 | 3.02498 |
| 2016 | 3.05342 |
| 2015 | 3.08242 |
| 2014 | 3.11046 |
| 2013 | 3.13511 |
| 2012 | 3.15448 |
| 2011 | 3.1665 |
| 2010 | 3.17039 |
| 2009 | 3.16664 |
| 2008 | 3.15558 |
| 2007 | 3.13874 |
| 2006 | 3.11957 |
| 2005 | 3.10257 |
| 2004 | 3.08803 |
| 2003 | 3.07436 |
| 2002 | 3.06454 |
| 2001 | 3.0725 |
| 2000 | 3.08894 |
| 1999 | 3.04446 |
| 1998 | 2.97482 |
| 1997 | 2.95728 |
| 1996 | 2.95969 |
| 1995 | 2.96723 |
| 1994 | 3.05095 |
| 1993 | 3.17265 |
| 1992 | 3.25084 |
| 1991 | 3.30983 |
| 1990 | 3.35044 |
| 1989 | 3.38488 |
| 1988 | 3.42586 |
| 1987 | 3.47332 |
| 1986 | 3.52376 |
| 1985 | 3.58137 |
| 1984 | 3.64452 |
| 1983 | 3.70346 |
| 1982 | 3.75943 |
| 1981 | 3.81602 |
| 1980 | 3.87525 |
| 1979 | 3.93556 |
| 1978 | 3.9948 |
| 1977 | 4.05201 |
| 1976 | 4.1052 |
| 1975 | 4.1533 |
| 1974 | 4.19648 |
| 1973 | 4.23416 |
| 1972 | 4.26606 |
| 1971 | 4.29419 |
| 1970 | 4.32019 |
| 1969 | 4.34373 |
| 1968 | 4.36483 |
| 1967 | 4.3839 |
| 1966 | 4.40053 |
| 1965 | 4.41426 |
| 1964 | 4.42541 |
| 1963 | 4.4347 |
| 1962 | 4.44066 |
| 1961 | 4.43979 |
| 1960 | 4.43019 |