| 年份 | 加蓬 |
|---|---|
| 2023 | - |
| 2022 | 10.4833 |
| 2021 | 11.3654 |
| 2020 | 13.1713 |
| 2019 | 10.9934 |
| 2018 | 10.5658 |
| 2017 | 13.2317 |
| 2016 | 14.6412 |
| 2015 | 14.8164 |
| 2014 | 14.8495 |
| 2013 | 14.4562 |
| 2012 | 14.0308 |
| 2011 | 12.7937 |
| 2010 | 13.4869 |
| 2009 | 16.1236 |
| 2008 | 12.4305 |
| 2007 | 13.6741 |
| 2006 | 13.3398 |
| 2005 | 12.5353 |
| 2004 | 15.0072 |
| 2003 | 16.2 |
| 2002 | 16.4641 |
| 2001 | 15.9982 |
| 2000 | 9.56009 |
| 1999 | 11.7799 |
| 1998 | 15.4669 |
| 1997 | 10.8006 |
| 1996 | 11.2414 |
| 1995 | 11.7566 |
| 1994 | 11.9876 |
| 1993 | 15.3023 |
| 1992 | 15.4953 |
| 1991 | 14.2702 |
| 1990 | 13.4024 |
| 1989 | 14.1745 |
| 1988 | 19.7881 |
| 1987 | 24.5564 |
| 1986 | 25.7826 |
| 1985 | 20.4132 |
| 1984 | 18.2753 |
| 1983 | 17.2019 |
| 1982 | 15.712 |
| 1981 | 14.2449 |
| 1980 | 13.2272 |
| 1979 | 12.085 |
| 1978 | 13.6869 |
| 1977 | 18.0962 |
| 1976 | 10.5688 |
| 1975 | 12.2189 |
| 1974 | 9.25477 |
| 1973 | 15.5804 |
| 1972 | 17.6959 |
| 1971 | 18.7441 |
| 1970 | 19.6648 |
| 1969 | 14.0266 |
| 1968 | 13.9918 |
| 1967 | 13.6228 |
| 1966 | 11.9205 |
| 1965 | 11.3514 |
| 1964 | 11.5281 |
| 1963 | 14.0839 |
| 1962 | 10.202 |
| 1961 | 10.2714 |
| 1960 | 9.77963 |