| 年份 | 厄立特里亚 |
|---|---|
| 2023 | - |
| 2022 | 4.01325 |
| 2021 | 4.00742 |
| 2020 | 3.99658 |
| 2019 | 3.96907 |
| 2018 | 3.93692 |
| 2017 | 3.90657 |
| 2016 | 3.87411 |
| 2015 | 3.84823 |
| 2014 | 3.79872 |
| 2013 | 3.7346 |
| 2012 | 3.67423 |
| 2011 | 3.60327 |
| 2010 | 3.53914 |
| 2009 | 3.47968 |
| 2008 | 3.42841 |
| 2007 | 3.38007 |
| 2006 | 3.32449 |
| 2005 | 3.27642 |
| 2004 | 3.24073 |
| 2003 | 3.21511 |
| 2002 | 3.18426 |
| 2001 | 3.14534 |
| 2000 | 3.10233 |
| 1999 | 3.06907 |
| 1998 | 3.03812 |
| 1997 | 2.99263 |
| 1996 | 2.95202 |
| 1995 | 2.92979 |
| 1994 | 2.90394 |
| 1993 | 2.86529 |
| 1992 | 2.82468 |
| 1991 | 2.77694 |
| 1990 | 2.73642 |
| 1989 | 2.7019 |
| 1988 | 2.67169 |
| 1987 | 2.64271 |
| 1986 | 2.61665 |
| 1985 | 2.59369 |
| 1984 | 2.57397 |
| 1983 | 2.55749 |
| 1982 | 2.54339 |
| 1981 | 2.53106 |
| 1980 | 2.51984 |
| 1979 | 2.50916 |
| 1978 | 2.50014 |
| 1977 | 2.49346 |
| 1976 | 2.49001 |
| 1975 | 2.49024 |
| 1974 | 2.49317 |
| 1973 | 2.49921 |
| 1972 | 2.50847 |
| 1971 | 2.52095 |
| 1970 | 2.53652 |
| 1969 | 2.55493 |
| 1968 | 2.57659 |
| 1967 | 2.60102 |
| 1966 | 2.62727 |
| 1965 | 2.65516 |
| 1964 | 2.68427 |
| 1963 | 2.71532 |
| 1962 | 2.74869 |
| 1961 | 2.78327 |
| 1960 | 2.81984 |