| 年份 | 阿富汗 |
|---|---|
| 2023 | - |
| 2022 | 3.23157 |
| 2021 | 3.20602 |
| 2020 | 3.17378 |
| 2019 | 3.13385 |
| 2018 | 3.09305 |
| 2017 | 3.05055 |
| 2016 | 3.00553 |
| 2015 | 2.96254 |
| 2014 | 2.9142 |
| 2013 | 2.86083 |
| 2012 | 2.81311 |
| 2011 | 2.76206 |
| 2010 | 2.72247 |
| 2009 | 2.70054 |
| 2008 | 2.67579 |
| 2007 | 2.6813 |
| 2006 | 2.69678 |
| 2005 | 2.68437 |
| 2004 | 2.67788 |
| 2003 | 2.68323 |
| 2002 | 2.69181 |
| 2001 | 2.7027 |
| 2000 | 2.71237 |
| 1999 | 2.73252 |
| 1998 | 2.76597 |
| 1997 | 2.81406 |
| 1996 | 2.88656 |
| 1995 | 2.97685 |
| 1994 | 3.06165 |
| 1993 | 3.13476 |
| 1992 | 3.19576 |
| 1991 | 3.23581 |
| 1990 | 3.26612 |
| 1989 | 3.29378 |
| 1988 | 3.32744 |
| 1987 | 3.373 |
| 1986 | 3.42542 |
| 1985 | 3.47842 |
| 1984 | 3.52788 |
| 1983 | 3.56788 |
| 1982 | 3.5995 |
| 1981 | 3.63564 |
| 1980 | 3.6763 |
| 1979 | 3.72035 |
| 1978 | 3.76665 |
| 1977 | 3.81322 |
| 1976 | 3.85484 |
| 1975 | 3.88777 |
| 1974 | 3.91158 |
| 1973 | 3.92451 |
| 1972 | 3.92737 |
| 1971 | 3.92791 |
| 1970 | 3.93156 |
| 1969 | 3.93714 |
| 1968 | 3.94469 |
| 1967 | 3.95512 |
| 1966 | 3.96569 |
| 1965 | 3.97462 |
| 1964 | 3.98354 |
| 1963 | 3.99406 |
| 1962 | 4.00455 |
| 1961 | 4.013 |
| 1960 | 4.01878 |