| 年份 | 多哥 |
|---|---|
| 2023 | - |
| 2022 | 3.28821 |
| 2021 | 3.2433 |
| 2020 | 3.20126 |
| 2019 | 3.16083 |
| 2018 | 3.12358 |
| 2017 | 3.08834 |
| 2016 | 3.05162 |
| 2015 | 3.01518 |
| 2014 | 2.98144 |
| 2013 | 2.95002 |
| 2012 | 2.92281 |
| 2011 | 2.90245 |
| 2010 | 2.88768 |
| 2009 | 2.87715 |
| 2008 | 2.87055 |
| 2007 | 2.86657 |
| 2006 | 2.86361 |
| 2005 | 2.86121 |
| 2004 | 2.85458 |
| 2003 | 2.84807 |
| 2002 | 2.84441 |
| 2001 | 2.83711 |
| 2000 | 2.82282 |
| 1999 | 2.80541 |
| 1998 | 2.78202 |
| 1997 | 2.74945 |
| 1996 | 2.71664 |
| 1995 | 2.69 |
| 1994 | 2.67163 |
| 1993 | 2.65812 |
| 1992 | 2.65145 |
| 1991 | 2.65051 |
| 1990 | 2.65304 |
| 1989 | 2.65812 |
| 1988 | 2.66569 |
| 1987 | 2.67559 |
| 1986 | 2.68743 |
| 1985 | 2.70087 |
| 1984 | 2.71531 |
| 1983 | 2.72964 |
| 1982 | 2.74395 |
| 1981 | 2.7594 |
| 1980 | 2.77655 |
| 1979 | 2.79467 |
| 1978 | 2.81239 |
| 1977 | 2.82972 |
| 1976 | 2.8482 |
| 1975 | 2.86857 |
| 1974 | 2.89066 |
| 1973 | 2.91512 |
| 1972 | 2.94123 |
| 1971 | 2.96636 |
| 1970 | 2.98862 |
| 1969 | 3.00829 |
| 1968 | 3.02533 |
| 1967 | 3.0391 |
| 1966 | 3.04962 |
| 1965 | 3.05647 |
| 1964 | 3.05934 |
| 1963 | 3.05786 |
| 1962 | 3.05262 |
| 1961 | 3.04525 |
| 1960 | 3.03767 |