| 年份 | 阿富汗 |
|---|---|
| 2023 | - |
| 2022 | 2.49015 |
| 2021 | 2.45131 |
| 2020 | 2.41071 |
| 2019 | 2.36728 |
| 2018 | 2.32395 |
| 2017 | 2.28304 |
| 2016 | 2.24588 |
| 2015 | 2.21569 |
| 2014 | 2.18852 |
| 2013 | 2.16363 |
| 2012 | 2.14494 |
| 2011 | 2.12694 |
| 2010 | 2.11456 |
| 2009 | 2.10973 |
| 2008 | 2.10356 |
| 2007 | 2.11003 |
| 2006 | 2.11963 |
| 2005 | 2.11435 |
| 2004 | 2.11885 |
| 2003 | 2.13697 |
| 2002 | 2.16524 |
| 2001 | 2.21461 |
| 2000 | 2.28195 |
| 1999 | 2.34562 |
| 1998 | 2.40229 |
| 1997 | 2.44963 |
| 1996 | 2.47844 |
| 1995 | 2.50096 |
| 1994 | 2.52372 |
| 1993 | 2.54997 |
| 1992 | 2.58078 |
| 1991 | 2.61966 |
| 1990 | 2.66035 |
| 1989 | 2.69672 |
| 1988 | 2.72801 |
| 1987 | 2.75646 |
| 1986 | 2.78742 |
| 1985 | 2.82653 |
| 1984 | 2.87054 |
| 1983 | 2.91476 |
| 1982 | 2.96099 |
| 1981 | 3.0069 |
| 1980 | 3.0413 |
| 1979 | 3.06629 |
| 1978 | 3.08106 |
| 1977 | 3.0859 |
| 1976 | 3.08815 |
| 1975 | 3.09318 |
| 1974 | 3.10008 |
| 1973 | 3.10863 |
| 1972 | 3.11968 |
| 1971 | 3.13124 |
| 1970 | 3.14177 |
| 1969 | 3.15244 |
| 1968 | 3.16459 |
| 1967 | 3.17686 |
| 1966 | 3.18769 |
| 1965 | 3.19635 |
| 1964 | 3.20306 |
| 1963 | 3.2071 |
| 1962 | 3.21097 |
| 1961 | 3.22169 |
| 1960 | 3.24328 |