Year % of female population 1960 4.86349127443029 1961 4.79386846432727 1962 4.70273493276428 1963 4.60478062462982 1964 4.52225451678326 1965 4.45852881865888 1966 4.41623263888889 1967 4.39929328621908 1968 4.38932951935162 1969 4.35793748361195 1970 4.29715120151663 1971 4.21130066991459 1972 4.10426831332234 1973 3.99019914013539 1974 3.89044999857505 1975 3.81682935597157 1976 3.76232022474327 1977 3.72585564038013 1978 3.68940338012503 1979 3.66835077223637 1980 3.66789459671042 1981 3.66195552800198 1982 3.67978825794033 1983 3.72439042660774 1984 3.77362270329138 1985 3.82433154228997 1986 3.8729672235964 1987 3.90920795463218 1988 3.93260630629116 1989 4.01292965740167 1990 4.09772550841743 1991 4.13197138650428 1992 4.16126763416444 1993 4.19051366777969 1994 4.2037218462121 1995 4.202320706222 1996 4.2038941582922 1997 4.2115013057298 1998 4.22498706887403 1999 4.24663844587578 2000 4.28212016363379 2001 4.3349406460405 2002 4.40827035241929 2003 4.50130648787701 2004 4.60658870136756 2005 4.71380071991551 2006 4.81537239260718 2007 4.90428124751392 2008 4.97493106160843 2009 5.02566284953945 2010 5.05396766786287 2011 5.06273736621177 2012 5.05912634992916 2013 5.04969195860226 2014 5.04125641111942 2015 5.03999481120898 2016 5.04961627030561 2017 5.06769360666038 2018 5.09052142932085 2019 5.10082263301842 2020 5.10090781105879 2021 5.09990760012819 2022 5.08491481419309 2023 5.07311641129771