| 年份 | 伊拉克 |
|---|---|
| 2023 | - |
| 2022 | 0.700557 |
| 2021 | 0.699585 |
| 2020 | 0.698994 |
| 2019 | 0.694966 |
| 2018 | 0.685814 |
| 2017 | 0.677308 |
| 2016 | 0.670786 |
| 2015 | 0.66739 |
| 2014 | 0.665806 |
| 2013 | 0.665353 |
| 2012 | 0.666212 |
| 2011 | 0.667355 |
| 2010 | 0.667686 |
| 2009 | 0.667083 |
| 2008 | 0.665627 |
| 2007 | 0.663405 |
| 2006 | 0.661762 |
| 2005 | 0.661486 |
| 2004 | 0.662872 |
| 2003 | 0.666011 |
| 2002 | 0.67104 |
| 2001 | 0.678837 |
| 2000 | 0.689883 |
| 1999 | 0.704998 |
| 1998 | 0.725954 |
| 1997 | 0.751198 |
| 1996 | 0.775564 |
| 1995 | 0.796471 |
| 1994 | 0.814642 |
| 1993 | 0.828818 |
| 1992 | 0.839486 |
| 1991 | 0.852759 |
| 1990 | 0.874218 |
| 1989 | 0.899168 |
| 1988 | 0.920849 |
| 1987 | 0.936957 |
| 1986 | 0.949907 |
| 1985 | 0.962744 |
| 1984 | 0.97612 |
| 1983 | 0.990098 |
| 1982 | 1.00317 |
| 1981 | 1.01263 |
| 1980 | 1.0169 |
| 1979 | 1.01537 |
| 1978 | 1.00679 |
| 1977 | 0.992099 |
| 1976 | 0.974779 |
| 1975 | 0.958713 |
| 1974 | 0.944608 |
| 1973 | 0.93228 |
| 1972 | 0.919988 |
| 1971 | 0.90068 |
| 1970 | 0.869395 |
| 1969 | 0.825786 |
| 1968 | 0.767103 |
| 1967 | 0.69701 |
| 1966 | 0.630969 |
| 1965 | 0.580139 |
| 1964 | 0.545927 |
| 1963 | 0.531654 |
| 1962 | 0.53614 |
| 1961 | 0.543835 |
| 1960 | 0.54556 |