| 年份 | 加蓬 |
|---|---|
| 2023 | - |
| 2022 | 16.6047 |
| 2021 | 16.5856 |
| 2020 | 22.5552 |
| 2019 | 21.997 |
| 2018 | 22.7375 |
| 2017 | 24.842 |
| 2016 | 26.098 |
| 2015 | 27.9178 |
| 2014 | 28.9994 |
| 2013 | 33.2776 |
| 2012 | 31.3925 |
| 2011 | 28.754 |
| 2010 | 31.4942 |
| 2009 | 31.3328 |
| 2008 | 26.7992 |
| 2007 | 26.6039 |
| 2006 | 28.0776 |
| 2005 | 23.9409 |
| 2004 | 26.7284 |
| 2003 | 28.3732 |
| 2002 | 32.1502 |
| 2001 | 29.3634 |
| 2000 | 32.6698 |
| 1999 | 38.1189 |
| 1998 | 48.5684 |
| 1997 | 37.2323 |
| 1996 | 33.0077 |
| 1995 | 35.7477 |
| 1994 | 38.251 |
| 1993 | 34.5484 |
| 1992 | 33.7933 |
| 1991 | 33.2715 |
| 1990 | 30.8589 |
| 1989 | 41.1981 |
| 1988 | 41.7914 |
| 1987 | 45.2195 |
| 1986 | 54.7043 |
| 1985 | 57.2809 |
| 1984 | 40.2005 |
| 1983 | 43.5425 |
| 1982 | 39.6669 |
| 1981 | 40.6956 |
| 1980 | 31.6302 |
| 1979 | 37.403 |
| 1978 | 46.9214 |
| 1977 | 51.2605 |
| 1976 | 46.0993 |
| 1975 | 47.9022 |
| 1974 | 43.2607 |
| 1973 | 57.666 |
| 1972 | 72.2579 |
| 1971 | 52.3311 |
| 1970 | 37.9888 |
| 1969 | 54.0509 |
| 1968 | 49.2455 |
| 1967 | 48.0539 |
| 1966 | 39.5695 |
| 1965 | 37.2973 |
| 1964 | 35.9515 |
| 1963 | 45.3937 |
| 1962 | 30.7684 |
| 1961 | 31.6628 |
| 1960 | 32.6272 |