| 年份 | 厄立特里亚 |
|---|---|
| 2023 | - |
| 2022 | 2.26806 |
| 2021 | 2.2341 |
| 2020 | 2.19921 |
| 2019 | 2.15859 |
| 2018 | 2.11739 |
| 2017 | 2.07669 |
| 2016 | 2.03166 |
| 2015 | 1.98239 |
| 2014 | 1.9551 |
| 2013 | 1.95361 |
| 2012 | 1.96573 |
| 2011 | 1.99648 |
| 2010 | 2.04352 |
| 2009 | 2.06991 |
| 2008 | 2.07975 |
| 2007 | 2.08495 |
| 2006 | 2.06123 |
| 2005 | 2.03663 |
| 2004 | 2.02132 |
| 2003 | 2.02554 |
| 2002 | 2.03297 |
| 2001 | 2.03493 |
| 2000 | 2.03171 |
| 1999 | 2.02111 |
| 1998 | 2.01095 |
| 1997 | 1.99281 |
| 1996 | 1.97023 |
| 1995 | 1.98272 |
| 1994 | 1.99926 |
| 1993 | 1.98652 |
| 1992 | 1.97022 |
| 1991 | 1.94318 |
| 1990 | 1.92388 |
| 1989 | 1.90669 |
| 1988 | 1.8937 |
| 1987 | 1.88305 |
| 1986 | 1.87319 |
| 1985 | 1.86329 |
| 1984 | 1.85341 |
| 1983 | 1.84417 |
| 1982 | 1.83499 |
| 1981 | 1.82611 |
| 1980 | 1.8181 |
| 1979 | 1.81051 |
| 1978 | 1.80358 |
| 1977 | 1.79743 |
| 1976 | 1.79124 |
| 1975 | 1.78474 |
| 1974 | 1.77793 |
| 1973 | 1.77033 |
| 1972 | 1.76245 |
| 1971 | 1.75667 |
| 1970 | 1.75458 |
| 1969 | 1.75572 |
| 1968 | 1.75995 |
| 1967 | 1.76723 |
| 1966 | 1.77625 |
| 1965 | 1.78589 |
| 1964 | 1.79672 |
| 1963 | 1.80943 |
| 1962 | 1.82325 |
| 1961 | 1.83821 |
| 1960 | 1.85408 |