| 年份 | 伊朗伊斯兰共和国 |
|---|---|
| 2023 | - |
| 2022 | 1.37653 |
| 2021 | 1.32784 |
| 2020 | 1.2839 |
| 2019 | 1.24429 |
| 2018 | 1.21819 |
| 2017 | 1.20286 |
| 2016 | 1.19198 |
| 2015 | 1.18511 |
| 2014 | 1.18058 |
| 2013 | 1.16596 |
| 2012 | 1.13985 |
| 2011 | 1.11041 |
| 2010 | 1.0818 |
| 2009 | 1.05334 |
| 2008 | 1.02324 |
| 2007 | 0.992022 |
| 2006 | 0.963275 |
| 2005 | 0.942808 |
| 2004 | 0.926587 |
| 2003 | 0.913681 |
| 2002 | 0.900731 |
| 2001 | 0.883458 |
| 2000 | 0.859458 |
| 1999 | 0.824939 |
| 1998 | 0.78159 |
| 1997 | 0.730995 |
| 1996 | 0.680655 |
| 1995 | 0.639235 |
| 1994 | 0.606115 |
| 1993 | 0.577447 |
| 1992 | 0.558146 |
| 1991 | 0.549111 |
| 1990 | 0.548374 |
| 1989 | 0.553404 |
| 1988 | 0.563267 |
| 1987 | 0.579039 |
| 1986 | 0.595617 |
| 1985 | 0.609655 |
| 1984 | 0.620787 |
| 1983 | 0.627871 |
| 1982 | 0.630727 |
| 1981 | 0.635223 |
| 1980 | 0.640663 |
| 1979 | 0.642739 |
| 1978 | 0.644869 |
| 1977 | 0.647382 |
| 1976 | 0.648339 |
| 1975 | 0.648268 |
| 1974 | 0.647527 |
| 1973 | 0.646006 |
| 1972 | 0.645138 |
| 1971 | 0.646614 |
| 1970 | 0.651577 |
| 1969 | 0.660736 |
| 1968 | 0.674909 |
| 1967 | 0.693415 |
| 1966 | 0.712522 |
| 1965 | 0.729674 |
| 1964 | 0.744434 |
| 1963 | 0.75548 |
| 1962 | 0.763378 |
| 1961 | 0.770082 |
| 1960 | 0.777512 |