| 年份 | 伊拉克 |
|---|---|
| 2023 | - |
| 2022 | 3.07053 |
| 2021 | 2.97842 |
| 2020 | 2.82639 |
| 2019 | 2.65395 |
| 2018 | 2.46087 |
| 2017 | 2.24788 |
| 2016 | 2.13005 |
| 2015 | 2.13538 |
| 2014 | 2.19625 |
| 2013 | 2.31436 |
| 2012 | 2.46499 |
| 2011 | 2.55364 |
| 2010 | 2.5642 |
| 2009 | 2.53101 |
| 2008 | 2.46641 |
| 2007 | 2.38268 |
| 2006 | 2.304 |
| 2005 | 2.26986 |
| 2004 | 2.25364 |
| 2003 | 2.23195 |
| 2002 | 2.22638 |
| 2001 | 2.24019 |
| 2000 | 2.24544 |
| 1999 | 2.24959 |
| 1998 | 2.25558 |
| 1997 | 2.26372 |
| 1996 | 2.27311 |
| 1995 | 2.28302 |
| 1994 | 2.29317 |
| 1993 | 2.30431 |
| 1992 | 2.31733 |
| 1991 | 2.32962 |
| 1990 | 2.3396 |
| 1989 | 2.34673 |
| 1988 | 2.35056 |
| 1987 | 2.35206 |
| 1986 | 2.3563 |
| 1985 | 2.36766 |
| 1984 | 2.38626 |
| 1983 | 2.41094 |
| 1982 | 2.4433 |
| 1981 | 2.48647 |
| 1980 | 2.54148 |
| 1979 | 2.60874 |
| 1978 | 2.69073 |
| 1977 | 2.78482 |
| 1976 | 2.87773 |
| 1975 | 2.96161 |
| 1974 | 3.0386 |
| 1973 | 3.10593 |
| 1972 | 3.16262 |
| 1971 | 3.22064 |
| 1970 | 3.28567 |
| 1969 | 3.35262 |
| 1968 | 3.42011 |
| 1967 | 3.48961 |
| 1966 | 3.56077 |
| 1965 | 3.63289 |
| 1964 | 3.70689 |
| 1963 | 3.78423 |
| 1962 | 3.86016 |
| 1961 | 3.9108 |
| 1960 | 3.92022 |