Year % of female population 1960 1.9474563777649 1961 2.01649555824471 1962 1.96268319452515 1963 1.87614533637199 1964 1.77469135802469 1965 1.69150377395007 1966 1.63216821153648 1967 1.62331489411786 1968 1.65803336259877 1969 1.71419792862416 1970 1.76278581777608 1971 1.81423578876139 1972 1.8622120445407 1973 1.89722368644965 1974 1.93816489361702 1975 2.0004656112811 1976 2.09277381912514 1977 2.21254022233493 1978 2.34906586368098 1979 2.49012565083302 1980 2.61675086767264 1981 2.63911503121446 1982 2.54043299253393 1983 2.41396885323266 1984 2.29819007141412 1985 2.20650509366326 1986 2.13725217989145 1987 2.09354232926344 1988 2.06765893312189 1989 2.04111234240559 1990 2.0190288384944 1991 2.03833454135459 1992 2.07083615878149 1993 2.08870032743442 1994 2.11764178055389 1995 2.14500832231014 1996 2.16440793911242 1997 2.19627056363905 1998 2.23145466234386 1999 2.24860594585045 2000 2.25869715406387 2001 2.25643922722704 2002 2.21850808537195 2003 2.15954091575837 2004 2.09234698929577 2005 2.01301102082235 2006 1.9279036775672 2007 1.83758692045264 2008 1.75981838819523 2009 1.69709882813468 2010 1.6141242772224 2011 1.54258988206396 2012 1.54168675571119 2013 1.57394004068645 2014 1.61342032157855 2015 1.69908245524455 2016 1.82100384087209 2017 1.95326010958327 2018 2.10676872493543 2019 2.2834020313354 2020 2.48140134066498 2021 2.740989402203 2022 3.0536223400219 2023 3.37108975232537