| 年份 | 厄立特里亚 |
|---|---|
| 2023 | - |
| 2022 | 1.74476 |
| 2021 | 1.7961 |
| 2020 | 1.6174 |
| 2019 | 1.53927 |
| 2018 | 1.41595 |
| 2017 | 0.935972 |
| 2016 | 0.754065 |
| 2015 | 0.497673 |
| 2014 | 0.817492 |
| 2013 | 1.33675 |
| 2012 | 1.39398 |
| 2011 | 1.8833 |
| 2010 | 2.04895 |
| 2009 | 2.56544 |
| 2008 | 2.68431 |
| 2007 | 1.58711 |
| 2006 | 1.6934 |
| 2005 | 2.45208 |
| 2004 | 4.05296 |
| 2003 | 4.07554 |
| 2002 | 3.41383 |
| 2001 | 2.84467 |
| 2000 | 1.533 |
| 1999 | 1.44146 |
| 1998 | 1.35199 |
| 1997 | 1.20678 |
| 1996 | 4.8345 |
| 1995 | 5.46458 |
| 1994 | 3.03613 |
| 1993 | 3.08877 |
| 1992 | -5.96419 |
| 1991 | -5.28819 |
| 1990 | 2.24976 |
| 1989 | 2.43579 |
| 1988 | 2.5269 |
| 1987 | 2.56948 |
| 1986 | 2.61745 |
| 1985 | 2.64892 |
| 1984 | 2.72828 |
| 1983 | 2.74706 |
| 1982 | 2.73582 |
| 1981 | 2.72534 |
| 1980 | 2.69916 |
| 1979 | 2.67744 |
| 1978 | 2.66969 |
| 1977 | 2.65931 |
| 1976 | 2.63839 |
| 1975 | 2.62905 |
| 1974 | 2.63151 |
| 1973 | 2.62609 |
| 1972 | 2.61466 |
| 1971 | 2.59698 |
| 1970 | 2.56138 |
| 1969 | 2.52731 |
| 1968 | 2.5155 |
| 1967 | 2.51449 |
| 1966 | 2.51113 |
| 1965 | 2.50011 |
| 1964 | 2.47517 |
| 1963 | 2.44155 |
| 1962 | 2.39217 |
| 1961 | 2.3243 |
| 1960 | - |