| 年份 | 伊拉克 |
|---|---|
| 2023 | - |
| 2022 | 3.40504 |
| 2021 | 3.40982 |
| 2020 | 3.40286 |
| 2019 | 3.36436 |
| 2018 | 3.27872 |
| 2017 | 3.19426 |
| 2016 | 3.12948 |
| 2015 | 3.09451 |
| 2014 | 3.07592 |
| 2013 | 3.05964 |
| 2012 | 3.05568 |
| 2011 | 3.06434 |
| 2010 | 3.06781 |
| 2009 | 3.06885 |
| 2008 | 3.07082 |
| 2007 | 3.07573 |
| 2006 | 3.08338 |
| 2005 | 3.09174 |
| 2004 | 3.10165 |
| 2003 | 3.11483 |
| 2002 | 3.13096 |
| 2001 | 3.15069 |
| 2000 | 3.17457 |
| 1999 | 3.20464 |
| 1998 | 3.24274 |
| 1997 | 3.28631 |
| 1996 | 3.33239 |
| 1995 | 3.38261 |
| 1994 | 3.43934 |
| 1993 | 3.49974 |
| 1992 | 3.5661 |
| 1991 | 3.64495 |
| 1990 | 3.74714 |
| 1989 | 3.86096 |
| 1988 | 3.96892 |
| 1987 | 4.06001 |
| 1986 | 4.13717 |
| 1985 | 4.20991 |
| 1984 | 4.27761 |
| 1983 | 4.33708 |
| 1982 | 4.386 |
| 1981 | 4.42893 |
| 1980 | 4.46847 |
| 1979 | 4.50042 |
| 1978 | 4.52463 |
| 1977 | 4.54329 |
| 1976 | 4.55164 |
| 1975 | 4.55127 |
| 1974 | 4.5453 |
| 1973 | 4.52955 |
| 1972 | 4.50257 |
| 1971 | 4.4641 |
| 1970 | 4.41551 |
| 1969 | 4.35711 |
| 1968 | 4.28559 |
| 1967 | 4.20165 |
| 1966 | 4.1094 |
| 1965 | 4.01369 |
| 1964 | 3.91635 |
| 1963 | 3.81727 |
| 1962 | 3.71612 |
| 1961 | 3.59781 |
| 1960 | 3.45552 |