| 年份 | 阿富汗 |
|---|---|
| 2023 | - |
| 2022 | 2.39434 |
| 2021 | 2.40406 |
| 2020 | 2.41695 |
| 2019 | 2.41775 |
| 2018 | 2.40709 |
| 2017 | 2.39982 |
| 2016 | 2.39899 |
| 2015 | 2.40582 |
| 2014 | 2.40916 |
| 2013 | 2.40328 |
| 2012 | 2.39198 |
| 2011 | 2.37388 |
| 2010 | 2.35343 |
| 2009 | 2.33529 |
| 2008 | 2.31761 |
| 2007 | 2.30571 |
| 2006 | 2.30238 |
| 2005 | 2.29941 |
| 2004 | 2.29665 |
| 2003 | 2.29391 |
| 2002 | 2.28883 |
| 2001 | 2.28485 |
| 2000 | 2.28481 |
| 1999 | 2.28535 |
| 1998 | 2.28588 |
| 1997 | 2.28647 |
| 1996 | 2.28429 |
| 1995 | 2.2798 |
| 1994 | 2.27407 |
| 1993 | 2.26507 |
| 1992 | 2.25392 |
| 1991 | 2.24616 |
| 1990 | 2.24657 |
| 1989 | 2.24954 |
| 1988 | 2.25217 |
| 1987 | 2.26533 |
| 1986 | 2.28762 |
| 1985 | 2.32697 |
| 1984 | 2.38212 |
| 1983 | 2.42819 |
| 1982 | 2.46483 |
| 1981 | 2.49797 |
| 1980 | 2.52455 |
| 1979 | 2.55018 |
| 1978 | 2.57073 |
| 1977 | 2.58449 |
| 1976 | 2.59265 |
| 1975 | 2.59985 |
| 1974 | 2.61003 |
| 1973 | 2.62251 |
| 1972 | 2.63657 |
| 1971 | 2.64958 |
| 1970 | 2.66302 |
| 1969 | 2.67791 |
| 1968 | 2.692 |
| 1967 | 2.70621 |
| 1966 | 2.72153 |
| 1965 | 2.73925 |
| 1964 | 2.75893 |
| 1963 | 2.77897 |
| 1962 | 2.79905 |
| 1961 | 2.81767 |
| 1960 | 2.83303 |