Year % of female population 1960 1.21755072789808 1961 1.26880561416384 1962 1.34538334941263 1963 1.42983542735799 1964 1.49727109461373 1965 1.54260037406038 1966 1.5652852413631 1967 1.56313268374213 1968 1.55673439108775 1969 1.57570241981365 1970 1.62673356694231 1971 1.71360032409878 1972 1.83599566463742 1973 1.96385783195882 1974 2.06034568377123 1975 2.11604953001197 1976 2.13224017648372 1977 2.1062865316466 1978 2.06331131008245 1979 2.04113431695793 1980 2.05052014084713 1981 2.08891445550246 1982 2.15654494423196 1983 2.22989739265651 1984 2.2821697864795 1985 2.30821641436334 1986 2.30982125924521 1987 2.29002761871892 1988 2.25854152982325 1989 2.22534722954861 1990 2.19288969019453 1991 2.15904121943039 1992 2.11834461546667 1993 2.06760435444486 1994 2.00873792264779 1995 1.94396002111273 1996 1.87341025719026 1997 1.79417779265327 1998 1.71454285896393 1999 1.65198443639109 2000 1.61036304160898 2001 1.59044637786168 2002 1.59551210100928 2003 1.61193049914434 2004 1.61611997255491 2005 1.60409629613721 2006 1.57954747302623 2007 1.54446275168893 2008 1.51346236326388 2009 1.50811477639975 2010 1.5361790497955 2011 1.59068680917826 2012 1.66587761971676 2013 1.75246714705678 2014 1.83807549060334 2015 1.91393120566897 2016 1.97694112093526 2017 2.02434790973223 2018 2.05262602144834 2019 2.04884427245194 2020 2.05149753618996 2021 2.09518488597593 2022 2.15523033883895 2023 2.24489538048343