| 年份 | 吉布提 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 2.804 |
| 2020 | 2.848 |
| 2019 | 2.891 |
| 2018 | 2.929 |
| 2017 | 2.972 |
| 2016 | 3.011 |
| 2015 | 3.066 |
| 2014 | 3.112 |
| 2013 | 3.178 |
| 2012 | 3.237 |
| 2011 | 3.305 |
| 2010 | 3.39 |
| 2009 | 3.487 |
| 2008 | 3.589 |
| 2007 | 3.724 |
| 2006 | 3.855 |
| 2005 | 3.992 |
| 2004 | 4.113 |
| 2003 | 4.247 |
| 2002 | 4.379 |
| 2001 | 4.496 |
| 2000 | 4.578 |
| 1999 | 4.67 |
| 1998 | 4.777 |
| 1997 | 4.957 |
| 1996 | 5.153 |
| 1995 | 5.34 |
| 1994 | 5.529 |
| 1993 | 5.663 |
| 1992 | 5.774 |
| 1991 | 5.877 |
| 1990 | 5.982 |
| 1989 | 6.055 |
| 1988 | 6.117 |
| 1987 | 6.171 |
| 1986 | 6.219 |
| 1985 | 6.263 |
| 1984 | 6.328 |
| 1983 | 6.387 |
| 1982 | 6.443 |
| 1981 | 6.491 |
| 1980 | 6.553 |
| 1979 | 6.607 |
| 1978 | 6.654 |
| 1977 | 6.694 |
| 1976 | 6.73 |
| 1975 | 6.769 |
| 1974 | 6.8 |
| 1973 | 6.823 |
| 1972 | 6.853 |
| 1971 | 6.858 |
| 1970 | 6.857 |
| 1969 | 6.847 |
| 1968 | 6.852 |
| 1967 | 6.846 |
| 1966 | 6.854 |
| 1965 | 6.845 |
| 1964 | 6.846 |
| 1963 | 6.837 |
| 1962 | 6.836 |
| 1961 | 6.829 |
| 1960 | 6.828 |