| 年份 | 卡塔尔 |
|---|---|
| 2023 | - |
| 2022 | 0.283983 |
| 2021 | 0.266146 |
| 2020 | 0.251724 |
| 2019 | 0.248769 |
| 2018 | 0.258447 |
| 2017 | 0.266019 |
| 2016 | 0.242873 |
| 2015 | 0.218533 |
| 2014 | 0.250519 |
| 2013 | 0.285024 |
| 2012 | 0.274333 |
| 2011 | 0.244324 |
| 2010 | 0.238487 |
| 2009 | 0.267314 |
| 2008 | 0.271755 |
| 2007 | 0.235241 |
| 2006 | 0.210114 |
| 2005 | 0.201238 |
| 2004 | 0.194525 |
| 2003 | 0.196113 |
| 2002 | 0.200505 |
| 2001 | 0.203122 |
| 2000 | 0.203656 |
| 1999 | 0.202879 |
| 1998 | 0.20055 |
| 1997 | 0.196847 |
| 1996 | 0.196132 |
| 1995 | 0.199661 |
| 1994 | 0.202933 |
| 1993 | 0.20714 |
| 1992 | 0.210404 |
| 1991 | 0.211583 |
| 1990 | 0.213214 |
| 1989 | 0.214252 |
| 1988 | 0.213496 |
| 1987 | 0.211529 |
| 1986 | 0.213426 |
| 1985 | 0.228223 |
| 1984 | 0.25243 |
| 1983 | 0.274381 |
| 1982 | 0.292137 |
| 1981 | 0.307373 |
| 1980 | 0.3205 |
| 1979 | 0.333878 |
| 1978 | 0.34565 |
| 1977 | 0.354945 |
| 1976 | 0.362058 |
| 1975 | 0.369515 |
| 1974 | 0.378177 |
| 1973 | 0.389934 |
| 1972 | 0.405481 |
| 1971 | 0.422845 |
| 1970 | 0.439364 |
| 1969 | 0.451208 |
| 1968 | 0.461601 |
| 1967 | 0.477601 |
| 1966 | 0.501861 |
| 1965 | 0.525836 |
| 1964 | 0.549681 |
| 1963 | 0.574177 |
| 1962 | 0.593785 |
| 1961 | 0.61034 |
| 1960 | 0.627662 |