| 年份 | 科威特  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 6.63163 | 
| 2021 | 5.9897 | 
| 2020 | 5.30892 | 
| 2019 | 4.66258 | 
| 2018 | 4.153 | 
| 2017 | 3.75095 | 
| 2016 | 3.37455 | 
| 2015 | 3.09043 | 
| 2014 | 2.84915 | 
| 2013 | 2.65456 | 
| 2012 | 2.53463 | 
| 2011 | 2.45257 | 
| 2010 | 2.39744 | 
| 2009 | 2.36318 | 
| 2008 | 2.33782 | 
| 2007 | 2.31181 | 
| 2006 | 2.28817 | 
| 2005 | 2.27865 | 
| 2004 | 2.28906 | 
| 2003 | 2.30072 | 
| 2002 | 2.29595 | 
| 2001 | 2.27264 | 
| 2000 | 2.23133 | 
| 1999 | 2.17684 | 
| 1998 | 2.11543 | 
| 1997 | 2.05343 | 
| 1996 | 1.99502 | 
| 1995 | 2.04072 | 
| 1994 | 2.37173 | 
| 1993 | 2.82028 | 
| 1992 | 2.93949 | 
| 1991 | 2.81105 | 
| 1990 | 2.54899 | 
| 1989 | 2.36594 | 
| 1988 | 2.19864 | 
| 1987 | 2.04348 | 
| 1986 | 1.9029 | 
| 1985 | 1.85241 | 
| 1984 | 1.87123 | 
| 1983 | 1.91571 | 
| 1982 | 2.00639 | 
| 1981 | 2.10555 | 
| 1980 | 2.1967 | 
| 1979 | 2.29437 | 
| 1978 | 2.43169 | 
| 1977 | 2.60035 | 
| 1976 | 2.79694 | 
| 1975 | 2.93848 | 
| 1974 | 3.00448 | 
| 1973 | 3.07984 | 
| 1972 | 3.16826 | 
| 1971 | 3.26207 | 
| 1970 | 3.31218 | 
| 1969 | 3.31242 | 
| 1968 | 3.3043 | 
| 1967 | 3.28246 | 
| 1966 | 3.24729 | 
| 1965 | 3.2698 | 
| 1964 | 3.36324 | 
| 1963 | 3.45906 | 
| 1962 | 3.5578 | 
| 1961 | 3.62591 | 
| 1960 | 3.67301 |