| 年份 | 伊朗伊斯兰共和国 |
|---|---|
| 2023 | - |
| 2022 | 7.63421 |
| 2021 | 7.47094 |
| 2020 | 7.33205 |
| 2019 | 7.19853 |
| 2018 | 7.07804 |
| 2017 | 6.98485 |
| 2016 | 6.92515 |
| 2015 | 6.83717 |
| 2014 | 6.71569 |
| 2013 | 6.69226 |
| 2012 | 6.76862 |
| 2011 | 6.88933 |
| 2010 | 7.11366 |
| 2009 | 7.49247 |
| 2008 | 8.07525 |
| 2007 | 8.85649 |
| 2006 | 9.75357 |
| 2005 | 10.657 |
| 2004 | 11.4818 |
| 2003 | 12.167 |
| 2002 | 12.6296 |
| 2001 | 12.9934 |
| 2000 | 13.3921 |
| 1999 | 13.7518 |
| 1998 | 14.0183 |
| 1997 | 14.165 |
| 1996 | 14.118 |
| 1995 | 13.8929 |
| 1994 | 13.5805 |
| 1993 | 13.0885 |
| 1992 | 12.5698 |
| 1991 | 12.2367 |
| 1990 | 12.045 |
| 1989 | 11.8113 |
| 1988 | 11.5083 |
| 1987 | 11.2851 |
| 1986 | 11.1571 |
| 1985 | 11.1393 |
| 1984 | 11.2161 |
| 1983 | 11.3417 |
| 1982 | 11.4883 |
| 1981 | 11.78 |
| 1980 | 12.0498 |
| 1979 | 12.1198 |
| 1978 | 12.1705 |
| 1977 | 12.2129 |
| 1976 | 12.2484 |
| 1975 | 12.3061 |
| 1974 | 12.4027 |
| 1973 | 12.4972 |
| 1972 | 12.5583 |
| 1971 | 12.5842 |
| 1970 | 12.5728 |
| 1969 | 12.5123 |
| 1968 | 12.4217 |
| 1967 | 12.3377 |
| 1966 | 12.2734 |
| 1965 | 12.2304 |
| 1964 | 12.1995 |
| 1963 | 11.9958 |
| 1962 | 11.5842 |
| 1961 | 11.1192 |
| 1960 | 10.5982 |