| 年份 | 卡塔尔 |
|---|---|
| 2023 | - |
| 2022 | 0.128107 |
| 2021 | 0.114937 |
| 2020 | 0.114766 |
| 2019 | 0.118778 |
| 2018 | 0.119172 |
| 2017 | 0.118925 |
| 2016 | 0.110891 |
| 2015 | 0.106511 |
| 2014 | 0.123893 |
| 2013 | 0.140118 |
| 2012 | 0.130371 |
| 2011 | 0.106967 |
| 2010 | 0.100927 |
| 2009 | 0.121558 |
| 2008 | 0.137241 |
| 2007 | 0.136429 |
| 2006 | 0.137989 |
| 2005 | 0.140496 |
| 2004 | 0.134971 |
| 2003 | 0.134214 |
| 2002 | 0.14068 |
| 2001 | 0.148644 |
| 2000 | 0.155827 |
| 1999 | 0.159624 |
| 1998 | 0.15968 |
| 1997 | 0.157925 |
| 1996 | 0.156552 |
| 1995 | 0.155449 |
| 1994 | 0.153495 |
| 1993 | 0.149956 |
| 1992 | 0.144509 |
| 1991 | 0.137456 |
| 1990 | 0.130468 |
| 1989 | 0.125444 |
| 1988 | 0.122042 |
| 1987 | 0.118953 |
| 1986 | 0.118296 |
| 1985 | 0.127014 |
| 1984 | 0.143478 |
| 1983 | 0.159631 |
| 1982 | 0.172805 |
| 1981 | 0.1836 |
| 1980 | 0.193031 |
| 1979 | 0.203034 |
| 1978 | 0.21403 |
| 1977 | 0.224238 |
| 1976 | 0.235254 |
| 1975 | 0.24808 |
| 1974 | 0.263721 |
| 1973 | 0.284592 |
| 1972 | 0.310956 |
| 1971 | 0.345099 |
| 1970 | 0.393638 |
| 1969 | 0.430937 |
| 1968 | 0.439998 |
| 1967 | 0.447208 |
| 1966 | 0.457978 |
| 1965 | 0.469983 |
| 1964 | 0.478721 |
| 1963 | 0.489927 |
| 1962 | 0.50381 |
| 1961 | 0.512586 |
| 1960 | 0.512392 |