Year % of female population 1960 8.12305261772063 1961 7.83317269780076 1962 7.40098795389548 1963 6.93018699152362 1964 6.54440396935059 1965 6.30656573967418 1966 6.10727133098905 1967 5.93371700734273 1968 5.89909544603868 1969 5.95539204414808 1970 6.00421877354226 1971 6.00371747211896 1972 5.99159849657307 1973 5.96856725146199 1974 5.94508324567449 1975 5.88532093559664 1976 5.8082074052854 1977 5.65916856492027 1978 5.41095647862885 1979 5.21769786708972 1980 5.49643521933059 1981 6.09529811294332 1982 6.62981492495539 1983 7.18468389494723 1984 7.57938463704851 1985 7.47832242081048 1986 7.19580868201582 1987 7.16701446355329 1988 7.16416824334158 1989 7.11284735018796 1990 7.12655718080132 1991 7.13229999621025 1992 7.04348155729937 1993 6.93515666090615 1994 6.85854711993149 1995 6.92279275951238 1996 7.09378788435399 1997 7.19400803799781 1998 7.2476930901693 1999 7.32747713552399 2000 7.3571736940567 2001 7.40461577114964 2002 7.38800384903239 2003 7.35935302390999 2004 7.34947280799112 2005 7.21219578889801 2006 7.02564275364761 2007 6.90044872860229 2008 6.85650547864313 2009 6.86629977338945 2010 6.86308934784691 2011 6.9120796070034 2012 7.0079522862823 2013 6.93344020717082 2014 6.75056152118396 2015 6.62718988739914 2016 6.4918354217089 2017 6.35809838675115 2018 6.30542474466393 2019 6.22632286447513 2020 6.11409723918886 2021 5.99315068493151 2022 5.86849432426644 2023 5.7597065117701