| 年份 | 卡塔尔  | 
                                                            
|---|---|
| 2023 | - | 
| 2022 | 0.2744 | 
| 2021 | 0.265329 | 
| 2020 | 0.250532 | 
| 2019 | 0.24065 | 
| 2018 | 0.237244 | 
| 2017 | 0.228384 | 
| 2016 | 0.219813 | 
| 2015 | 0.215855 | 
| 2014 | 0.214083 | 
| 2013 | 0.207308 | 
| 2012 | 0.196957 | 
| 2011 | 0.189172 | 
| 2010 | 0.186626 | 
| 2009 | 0.186217 | 
| 2008 | 0.180828 | 
| 2007 | 0.1747 | 
| 2006 | 0.173587 | 
| 2005 | 0.17432 | 
| 2004 | 0.175131 | 
| 2003 | 0.175805 | 
| 2002 | 0.176651 | 
| 2001 | 0.176774 | 
| 2000 | 0.177256 | 
| 1999 | 0.178909 | 
| 1998 | 0.182389 | 
| 1997 | 0.186773 | 
| 1996 | 0.187925 | 
| 1995 | 0.188569 | 
| 1994 | 0.189364 | 
| 1993 | 0.189047 | 
| 1992 | 0.189719 | 
| 1991 | 0.191464 | 
| 1990 | 0.193704 | 
| 1989 | 0.199751 | 
| 1988 | 0.208584 | 
| 1987 | 0.21666 | 
| 1986 | 0.226223 | 
| 1985 | 0.2334 | 
| 1984 | 0.236653 | 
| 1983 | 0.241796 | 
| 1982 | 0.248986 | 
| 1981 | 0.254665 | 
| 1980 | 0.25618 | 
| 1979 | 0.255625 | 
| 1978 | 0.258779 | 
| 1977 | 0.261198 | 
| 1976 | 0.262133 | 
| 1975 | 0.263525 | 
| 1974 | 0.266267 | 
| 1973 | 0.27065 | 
| 1972 | 0.271787 | 
| 1971 | 0.269941 | 
| 1970 | 0.272568 | 
| 1969 | 0.281866 | 
| 1968 | 0.291603 | 
| 1967 | 0.303173 | 
| 1966 | 0.318103 | 
| 1965 | 0.329937 | 
| 1964 | 0.335916 | 
| 1963 | 0.345354 | 
| 1962 | 0.352047 | 
| 1961 | 0.35948 | 
| 1960 | 0.369872 |