Year % of female population 1960 44.869652112335 1961 45.367852797955 1962 45.8147513008296 1963 46.136671713528 1964 46.3923054969206 1965 46.6544382579516 1966 46.907878926029 1967 47.1494950022221 1968 47.3750025723994 1969 47.5887049033937 1970 47.7920150319886 1971 47.9569568381501 1972 48.0820005471811 1973 48.1895225833822 1974 48.2832204230518 1975 48.3713936652421 1976 48.4646710444809 1977 48.5673549734477 1978 48.6562347551575 1979 48.7110657130549 1980 48.7256169087673 1981 48.673821676915 1982 48.5356374833109 1983 48.3422670338961 1984 48.1109257286331 1985 47.842800007091 1986 47.5579748981568 1987 47.2539473957758 1988 46.9134774773112 1989 46.5209028185164 1990 46.0722900472295 1991 45.5634607779625 1992 45.0022458672304 1993 44.428141389579 1994 43.8725460753477 1995 43.3239371486431 1996 42.7779761139292 1997 42.2349489916188 1998 41.682397960017 1999 41.1217610810292 2000 40.5530817407392 2001 39.998118788524 2002 39.4756118972151 2003 38.9934381275163 2004 38.5529254216214 2005 38.1584098582054 2006 37.3620228764943 2007 36.2091152022291 2008 35.8798602300134 2009 36.0484197568324 2010 35.9570993297652 2011 35.9355299112141 2012 36.3805002650042 2013 37.8284793257084 2014 39.5620358535417 2015 40.3291225538321 2016 39.9016508065501 2017 38.9118494027304 2018 37.3911184527147 2019 35.3972171979138 2020 33.698950817907 2021 32.2791233357203 2022 30.7043317003603 2023 29.0006791275964