| 年份 | 吉布提 |
|---|---|
| 2023 | - |
| 2022 | 1.37372 |
| 2021 | 1.40285 |
| 2020 | 1.49364 |
| 2019 | 1.57624 |
| 2018 | 1.61773 |
| 2017 | 1.64501 |
| 2016 | 1.67551 |
| 2015 | 1.72125 |
| 2014 | 1.76806 |
| 2013 | 1.81267 |
| 2012 | 1.84934 |
| 2011 | 1.89789 |
| 2010 | 1.98831 |
| 2009 | 2.04235 |
| 2008 | 2.024 |
| 2007 | 2.1318 |
| 2006 | 1.91756 |
| 2005 | 1.51443 |
| 2004 | 1.47247 |
| 2003 | 2.16637 |
| 2002 | 3.04137 |
| 2001 | 3.11224 |
| 2000 | 3.10165 |
| 1999 | 3.45805 |
| 1998 | 3.9829 |
| 1997 | 3.52618 |
| 1996 | 2.35911 |
| 1995 | 0.9803 |
| 1994 | 1.98369 |
| 1993 | -1.93877 |
| 1992 | -0.850676 |
| 1991 | 8.52274 |
| 1990 | 10.2192 |
| 1989 | 7.73066 |
| 1988 | 6.43593 |
| 1987 | 6.3876 |
| 1986 | 5.71723 |
| 1985 | 4.74066 |
| 1984 | 3.84908 |
| 1983 | 3.49105 |
| 1982 | 3.96189 |
| 1981 | 5.16918 |
| 1980 | 6.78595 |
| 1979 | 8.41087 |
| 1978 | 9.54312 |
| 1977 | 9.86689 |
| 1976 | 9.47164 |
| 1975 | 8.60242 |
| 1974 | 7.63125 |
| 1973 | 7.06328 |
| 1972 | 6.89501 |
| 1971 | 6.59708 |
| 1970 | 6.42823 |
| 1969 | 5.87264 |
| 1968 | 5.22551 |
| 1967 | 5.33421 |
| 1966 | 5.45819 |
| 1965 | 5.50591 |
| 1964 | 5.26004 |
| 1963 | 4.7684 |
| 1962 | 4.2245 |
| 1961 | 3.80161 |
| 1960 | - |