| 年份 | 伊朗伊斯兰共和国 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 9.67581 |
| 2020 | 9.65157 |
| 2019 | 9.62732 |
| 2018 | 9.60308 |
| 2017 | 9.32758 |
| 2016 | 9.01729 |
| 2015 | 9.01729 |
| 2014 | 9.01729 |
| 2013 | 9.01729 |
| 2012 | 9.23279 |
| 2011 | 9.34085 |
| 2010 | 9.44891 |
| 2009 | 9.55696 |
| 2008 | 9.54407 |
| 2007 | 10.357 |
| 2006 | 10.2538 |
| 2005 | 10.1507 |
| 2004 | 10.0475 |
| 2003 | 9.94438 |
| 2002 | 9.84123 |
| 2001 | 9.73808 |
| 2000 | 9.1628 |
| 1999 | 10.0303 |
| 1998 | 10.3373 |
| 1997 | 10.1316 |
| 1996 | 10.4969 |
| 1995 | 10.6756 |
| 1994 | 10.6443 |
| 1993 | 10.6412 |
| 1992 | 10.4184 |
| 1991 | 10.2415 |
| 1990 | 9.32611 |
| 1989 | 9.45505 |
| 1988 | 9.56556 |
| 1987 | 9.45505 |
| 1986 | 9.30155 |
| 1985 | 9.14806 |
| 1984 | 8.99457 |
| 1983 | 8.84108 |
| 1982 | 8.68207 |
| 1981 | 8.31921 |
| 1980 | 7.96987 |
| 1979 | 9.32857 |
| 1978 | 8.71338 |
| 1977 | 9.19043 |
| 1976 | 9.41207 |
| 1975 | 9.73133 |
| 1974 | 10.0506 |
| 1973 | 10.3766 |
| 1972 | 9.96279 |
| 1971 | 9.56617 |
| 1970 | 9.30155 |
| 1969 | 9.28314 |
| 1968 | 9.27086 |
| 1967 | 9.24016 |
| 1966 | 9.22788 |
| 1965 | 9.22174 |
| 1964 | 9.2156 |
| 1963 | 9.20946 |
| 1962 | 9.20332 |
| 1961 | 9.19718 |
| 1960 | - |