| 年份 | 埃塞俄比亚 |
|---|---|
| 2023 | - |
| 2022 | 0.503328 |
| 2021 | 0.499414 |
| 2020 | 0.493487 |
| 2019 | 0.484429 |
| 2018 | 0.474618 |
| 2017 | 0.466098 |
| 2016 | 0.458719 |
| 2015 | 0.45195 |
| 2014 | 0.445447 |
| 2013 | 0.439164 |
| 2012 | 0.43307 |
| 2011 | 0.427632 |
| 2010 | 0.423195 |
| 2009 | 0.419557 |
| 2008 | 0.416556 |
| 2007 | 0.414478 |
| 2006 | 0.412339 |
| 2005 | 0.409784 |
| 2004 | 0.407006 |
| 2003 | 0.404421 |
| 2002 | 0.402196 |
| 2001 | 0.399376 |
| 2000 | 0.39513 |
| 1999 | 0.392737 |
| 1998 | 0.39178 |
| 1997 | 0.388741 |
| 1996 | 0.387834 |
| 1995 | 0.392616 |
| 1994 | 0.398026 |
| 1993 | 0.400788 |
| 1992 | 0.403599 |
| 1991 | 0.397207 |
| 1990 | 0.388441 |
| 1989 | 0.387009 |
| 1988 | 0.382206 |
| 1987 | 0.374801 |
| 1986 | 0.371953 |
| 1985 | 0.374268 |
| 1984 | 0.380189 |
| 1983 | 0.389721 |
| 1982 | 0.396006 |
| 1981 | 0.396115 |
| 1980 | 0.392365 |
| 1979 | 0.384575 |
| 1978 | 0.371665 |
| 1977 | 0.354505 |
| 1976 | 0.338027 |
| 1975 | 0.327352 |
| 1974 | 0.322922 |
| 1973 | 0.323888 |
| 1972 | 0.330355 |
| 1971 | 0.337744 |
| 1970 | 0.342574 |
| 1969 | 0.346324 |
| 1968 | 0.34919 |
| 1967 | 0.3504 |
| 1966 | 0.352563 |
| 1965 | 0.355639 |
| 1964 | 0.357835 |
| 1963 | 0.359487 |
| 1962 | 0.361037 |
| 1961 | 0.36261 |
| 1960 | 0.364433 |