| 年份 | 加蓬 |
|---|---|
| 2023 | - |
| 2022 | -2.31268 |
| 2021 | -3.47867 |
| 2020 | -4.12827 |
| 2019 | -1.33973 |
| 2018 | -2.75354 |
| 2017 | -2.11413 |
| 2016 | -0.52886 |
| 2015 | 0.935612 |
| 2014 | 2.07206 |
| 2013 | 4.42581 |
| 2012 | 2.50787 |
| 2011 | 3.50223 |
| 2010 | 3.89238 |
| 2009 | 1.61293 |
| 2008 | 0.0436754 |
| 2007 | 0.425085 |
| 2006 | 3.05707 |
| 2005 | 2.04195 |
| 2004 | 0.00158583 |
| 2003 | -2.38854 |
| 2002 | -0.524605 |
| 2001 | -2.8638 |
| 2000 | 1.8298 |
| 1999 | 3.12786 |
| 1998 | 18.016 |
| 1997 | -3.18453 |
| 1996 | -11.7383 |
| 1995 | -0.896766 |
| 1994 | -12.9252 |
| 1993 | -3.40997 |
| 1992 | -4.93592 |
| 1991 | -4.54705 |
| 1990 | -5.65906 |
| 1989 | 31.8103 |
| 1988 | -14.3703 |
| 1987 | -18.3193 |
| 1986 | 20.8357 |
| 1985 | -8.29363 |
| 1984 | -10.9249 |
| 1983 | 19.3978 |
| 1982 | -12.88 |
| 1981 | 7.38892 |
| 1980 | -1.33484 |
| 1979 | -11.7673 |
| 1978 | 34.5667 |
| 1977 | 8.43994 |
| 1976 | 13.4035 |
| 1975 | 2.22702 |
| 1974 | -17.5227 |
| 1973 | 13.8249 |
| 1972 | 5.46822 |
| 1971 | 5.78711 |
| 1970 | 3.07084 |
| 1969 | 2.22041 |
| 1968 | -0.0552446 |
| 1967 | 24.2954 |
| 1966 | -12.1716 |
| 1965 | 13.9895 |
| 1964 | 4.37858 |
| 1963 | 29.004 |
| 1962 | 10.0311 |
| 1961 | 6.97118 |
| 1960 | - |