| 年份 | 科威特 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.0018823 |
| 2020 | 0.00183468 |
| 2019 | 0.00180136 |
| 2018 | 0.00185306 |
| 2017 | 0.0020849 |
| 2016 | 0.00197624 |
| 2015 | 0.00196994 |
| 2014 | 0.00252553 |
| 2013 | 0.00318112 |
| 2012 | 0.0029458 |
| 2011 | 0.00333988 |
| 2010 | 0.00339748 |
| 2009 | 0.00375597 |
| 2008 | 0.00426266 |
| 2007 | 0.00450779 |
| 2006 | 0.00465429 |
| 2005 | 0.00492081 |
| 2004 | 0.00510801 |
| 2003 | 0.00571019 |
| 2002 | 0.0058612 |
| 2001 | 0.00652717 |
| 2000 | 0.00516822 |
| 1999 | 0.00372851 |
| 1998 | 0.00329753 |
| 1997 | 0.00340625 |
| 1996 | 0.00352254 |
| 1995 | 0.00302074 |
| 1994 | 0.00304673 |
| 1993 | 0.00302362 |
| 1992 | 0.00246817 |
| 1991 | 0.00298619 |
| 1990 | 0.00238815 |
| 1989 | 0.00180994 |
| 1988 | 0.00187868 |
| 1987 | 0.00195267 |
| 1986 | 0.00203242 |
| 1985 | 0.00158816 |
| 1984 | 0.00165382 |
| 1983 | 0.00115206 |
| 1982 | 0.00120998 |
| 1981 | 0.00127143 |
| 1980 | 0.000669402 |
| 1979 | 0.000708082 |
| 1978 | 0.000752404 |
| 1977 | 0.00080178 |
| 1976 | 0.000855585 |
| 1975 | 0.00091241 |
| 1974 | 0.000970472 |
| 1973 | 0.00103037 |
| 1972 | 0.00109435 |
| 1971 | 0.0011645 |
| 1970 | 0.00124566 |
| 1969 | 0.00134582 |
| 1968 | 0.00146818 |
| 1967 | 0.00160968 |
| 1966 | 0.00176846 |
| 1965 | 0.00194613 |
| 1964 | 0.00214708 |
| 1963 | 0.00237816 |
| 1962 | 0.00264417 |
| 1961 | 0.0029438 |
| 1960 | - |