| 年份 | 加蓬 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 1.2613 |
| 2020 | 1.2613 |
| 2019 | 1.2613 |
| 2018 | 1.2613 |
| 2017 | 1.2613 |
| 2016 | 1.2613 |
| 2015 | 1.2613 |
| 2014 | 1.2613 |
| 2013 | 1.2613 |
| 2012 | 1.2613 |
| 2011 | 1.2613 |
| 2010 | 1.2613 |
| 2009 | 1.2613 |
| 2008 | 1.2613 |
| 2007 | 1.2613 |
| 2006 | 1.2613 |
| 2005 | 1.2613 |
| 2004 | 1.2613 |
| 2003 | 1.2613 |
| 2002 | 1.2613 |
| 2001 | 1.2613 |
| 2000 | 1.2613 |
| 1999 | 1.2613 |
| 1998 | 1.2613 |
| 1997 | 1.2613 |
| 1996 | 1.2613 |
| 1995 | 1.2613 |
| 1994 | 1.23802 |
| 1993 | 1.23026 |
| 1992 | 1.22249 |
| 1991 | 1.21473 |
| 1990 | 1.20697 |
| 1989 | 1.19921 |
| 1988 | 1.19145 |
| 1987 | 1.18368 |
| 1986 | 1.17592 |
| 1985 | 1.16816 |
| 1984 | 1.1604 |
| 1983 | 1.15264 |
| 1982 | 1.14488 |
| 1981 | 1.13711 |
| 1980 | 1.12935 |
| 1979 | 1.12159 |
| 1978 | 1.11383 |
| 1977 | 1.05949 |
| 1976 | 1.00128 |
| 1975 | 0.900376 |
| 1974 | 0.853805 |
| 1973 | 0.814996 |
| 1972 | 0.776187 |
| 1971 | 0.737377 |
| 1970 | 0.698568 |
| 1969 | 0.659759 |
| 1968 | 0.620949 |
| 1967 | 0.58214 |
| 1966 | 0.543331 |
| 1965 | 0.504521 |
| 1964 | 0.465712 |
| 1963 | 0.426903 |
| 1962 | 0.388093 |
| 1961 | 0.349284 |
| 1960 | - |