| 年份 | 伊朗伊斯兰共和国 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 13.2 |
| 2020 | 13.6 |
| 2019 | 14.2 |
| 2018 | 14.6 |
| 2017 | 15.1 |
| 2016 | 15.6 |
| 2015 | 16.2 |
| 2014 | 16.8 |
| 2013 | 17.5 |
| 2012 | 18.3 |
| 2011 | 19.1 |
| 2010 | 20.1 |
| 2009 | 21.2 |
| 2008 | 22.5 |
| 2007 | 23.9 |
| 2006 | 25.5 |
| 2005 | 27.1 |
| 2004 | 29 |
| 2003 | 30.9 |
| 2002 | 32.8 |
| 2001 | 34.9 |
| 2000 | 36.9 |
| 1999 | 38.9 |
| 1998 | 40.8 |
| 1997 | 42.8 |
| 1996 | 44.6 |
| 1995 | 46.4 |
| 1994 | 48.3 |
| 1993 | 50.2 |
| 1992 | 52.4 |
| 1991 | 54.9 |
| 1990 | 57.6 |
| 1989 | 60.6 |
| 1988 | 63.9 |
| 1987 | 67.5 |
| 1986 | 71.4 |
| 1985 | 75.6 |
| 1984 | 80.3 |
| 1983 | 85.6 |
| 1982 | 91.8 |
| 1981 | 98.8 |
| 1980 | 106.8 |
| 1979 | 115.3 |
| 1978 | 124.2 |
| 1977 | 133.3 |
| 1976 | 142.2 |
| 1975 | 151 |
| 1974 | 159.5 |
| 1973 | 168.1 |
| 1972 | 176.6 |
| 1971 | 185.4 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |