| 年份 | 埃塞俄比亚 |
|---|---|
| 2023 | - |
| 2022 | 0.320288 |
| 2021 | 0.321976 |
| 2020 | 0.322816 |
| 2019 | 0.319152 |
| 2018 | 0.312386 |
| 2017 | 0.305516 |
| 2016 | 0.29903 |
| 2015 | 0.293017 |
| 2014 | 0.287187 |
| 2013 | 0.281715 |
| 2012 | 0.276626 |
| 2011 | 0.272094 |
| 2010 | 0.268794 |
| 2009 | 0.267111 |
| 2008 | 0.26745 |
| 2007 | 0.270183 |
| 2006 | 0.271467 |
| 2005 | 0.269759 |
| 2004 | 0.266389 |
| 2003 | 0.26375 |
| 2002 | 0.26183 |
| 2001 | 0.257601 |
| 2000 | 0.248481 |
| 1999 | 0.243471 |
| 1998 | 0.241729 |
| 1997 | 0.23204 |
| 1996 | 0.226053 |
| 1995 | 0.235051 |
| 1994 | 0.245344 |
| 1993 | 0.247726 |
| 1992 | 0.250113 |
| 1991 | 0.238919 |
| 1990 | 0.223756 |
| 1989 | 0.21981 |
| 1988 | 0.212362 |
| 1987 | 0.20201 |
| 1986 | 0.19485 |
| 1985 | 0.19014 |
| 1984 | 0.186705 |
| 1983 | 0.184094 |
| 1982 | 0.178808 |
| 1981 | 0.171839 |
| 1980 | 0.166753 |
| 1979 | 0.163902 |
| 1978 | 0.163955 |
| 1977 | 0.166677 |
| 1976 | 0.170029 |
| 1975 | 0.173747 |
| 1974 | 0.177589 |
| 1973 | 0.180097 |
| 1972 | 0.181353 |
| 1971 | 0.182187 |
| 1970 | 0.183109 |
| 1969 | 0.184153 |
| 1968 | 0.18491 |
| 1967 | 0.185527 |
| 1966 | 0.186605 |
| 1965 | 0.187575 |
| 1964 | 0.187861 |
| 1963 | 0.187903 |
| 1962 | 0.187909 |
| 1961 | 0.187949 |
| 1960 | 0.18781 |