Year % of female population 1960 2.17474550657691 1961 2.14714487142391 1962 2.12687413256157 1963 2.11043239964019 1964 2.08848420862176 1965 2.05717644064117 1966 2.01782414234185 1967 1.96973322941494 1968 1.91676950541551 1969 1.86906559981239 1970 1.83274531248357 1971 1.80794989942974 1972 1.79390810072795 1973 1.79015103964726 1974 1.79581768234569 1975 1.80847700509429 1976 1.82772715103913 1977 1.85503953685616 1978 1.8872019825953 1979 1.91461056524725 1980 1.93121821600283 1981 1.93623123467524 1982 1.9289773974059 1983 1.91304461270264 1984 1.89762840303115 1985 1.8899860322551 1986 1.89112571956608 1987 1.90116899555732 1988 1.91947757022633 1989 1.94382524233987 1990 1.97259639990531 1991 2.00600737314622 1992 2.04180686584956 1993 2.07432199469348 1994 2.0990477758246 1995 2.11068578979939 1996 2.10700064872476 1997 2.09210668693016 1998 2.07194329640853 1999 2.05230927427861 2000 2.03876506290479 2001 2.03615030503767 2002 2.04783866413172 2003 2.07523955724389 2004 2.11326450797389 2005 2.15681001091234 2006 2.20490029171315 2007 2.25538950146126 2008 2.31125027635477 2009 2.37282991951993 2010 2.44497303410631 2011 2.52647591775176 2012 2.61595075441447 2013 2.63020239242283 2014 2.57967154072427 2015 2.61291337571932 2016 2.72021019487409 2017 2.83881776230322 2018 2.9627253028436 2019 3.09186384265145 2020 3.2226459512283 2021 3.34711965430002 2022 3.46304670558408 2023 3.57431415472004