| 年份 | 加蓬 |
|---|---|
| 2023 | - |
| 2022 | 13.9215 |
| 2021 | 25.2756 |
| 2020 | -9.17391 |
| 2019 | 1.54749 |
| 2018 | 7.17666 |
| 2017 | 3.8203 |
| 2016 | -4.26975 |
| 2015 | -8.92717 |
| 2014 | -0.85139 |
| 2013 | -6.15793 |
| 2012 | -2.9419 |
| 2011 | 12.6812 |
| 2010 | 16.5643 |
| 2009 | -18.0745 |
| 2008 | 20.479 |
| 2007 | 4.23136 |
| 2006 | 9.86814 |
| 2005 | 20.0945 |
| 2004 | 7.76528 |
| 2003 | -0.21712 |
| 2002 | 0.855808 |
| 2001 | -0.168659 |
| 2000 | 28.0893 |
| 1999 | 19.1913 |
| 1998 | -17.7864 |
| 1997 | 0.946537 |
| 1996 | 13.5627 |
| 1995 | 1.33912 |
| 1994 | 46.5514 |
| 1993 | -0.509481 |
| 1992 | 0.213867 |
| 1991 | -11.3661 |
| 1990 | 15.3581 |
| 1989 | 7.72802 |
| 1988 | 2.61513 |
| 1987 | 0.993283 |
| 1986 | -20.8098 |
| 1985 | -1.27605 |
| 1984 | 12.0102 |
| 1983 | 2.92484 |
| 1982 | 16.9036 |
| 1981 | 10.4421 |
| 1980 | 36.7811 |
| 1979 | 18.983 |
| 1978 | 2.85907 |
| 1977 | 9.79568 |
| 1976 | 14.6649 |
| 1975 | 4.37225 |
| 1974 | 65.4105 |
| 1973 | 34.7577 |
| 1972 | -7.27697 |
| 1971 | 6.50417 |
| 1970 | -0.420199 |
| 1969 | 4.95913 |
| 1968 | 6.46088 |
| 1967 | 6.22473 |
| 1966 | 4.13443 |
| 1965 | -3.05911 |
| 1964 | 33.5406 |
| 1963 | -20.3428 |
| 1962 | 1.38092 |
| 1961 | 3.27845 |
| 1960 | - |