| 年份 | 阿富汗 |
|---|---|
| 2023 | - |
| 2022 | 2.09517 |
| 2021 | 2.07549 |
| 2020 | 2.05939 |
| 2019 | 2.04333 |
| 2018 | 2.02418 |
| 2017 | 2.00587 |
| 2016 | 1.98857 |
| 2015 | 1.97084 |
| 2014 | 1.95646 |
| 2013 | 1.94563 |
| 2012 | 1.93501 |
| 2011 | 1.92731 |
| 2010 | 1.91407 |
| 2009 | 1.90902 |
| 2008 | 1.9316 |
| 2007 | 1.96159 |
| 2006 | 1.99723 |
| 2005 | 2.051 |
| 2004 | 2.09014 |
| 2003 | 2.09463 |
| 2002 | 2.08153 |
| 2001 | 2.06082 |
| 2000 | 2.04181 |
| 1999 | 2.03146 |
| 1998 | 2.03363 |
| 1997 | 2.04783 |
| 1996 | 2.06795 |
| 1995 | 2.08822 |
| 1994 | 2.10719 |
| 1993 | 2.12281 |
| 1992 | 2.13226 |
| 1991 | 2.13965 |
| 1990 | 2.15113 |
| 1989 | 2.16371 |
| 1988 | 2.17345 |
| 1987 | 2.18261 |
| 1986 | 2.1924 |
| 1985 | 2.20423 |
| 1984 | 2.21751 |
| 1983 | 2.22946 |
| 1982 | 2.24049 |
| 1981 | 2.25229 |
| 1980 | 2.26336 |
| 1979 | 2.27451 |
| 1978 | 2.28566 |
| 1977 | 2.29655 |
| 1976 | 2.30752 |
| 1975 | 2.31863 |
| 1974 | 2.32994 |
| 1973 | 2.34142 |
| 1972 | 2.35292 |
| 1971 | 2.36463 |
| 1970 | 2.37637 |
| 1969 | 2.38809 |
| 1968 | 2.39993 |
| 1967 | 2.41179 |
| 1966 | 2.42375 |
| 1965 | 2.43578 |
| 1964 | 2.44779 |
| 1963 | 2.45966 |
| 1962 | 2.47111 |
| 1961 | 2.48183 |
| 1960 | 2.49194 |