Year % of female population 1960 4.01917206662025 1961 3.99525728734585 1962 3.97103839742755 1963 3.94598379026554 1964 3.91454242374263 1965 3.87925188573445 1966 3.84120461931588 1967 3.79946507765889 1968 3.75528668503812 1969 3.70932554766473 1970 3.66211514987872 1971 3.61424370522129 1972 3.55740789436037 1973 3.49790013642773 1974 3.45046834479123 1975 3.4070631501201 1976 3.36719615387262 1977 3.33388058476303 1978 3.30614860035296 1979 3.27907658131147 1980 3.2599540316755 1981 3.24458693389405 1982 3.22831332671443 1983 3.21676000812471 1984 3.20593920385312 1985 3.19378145806115 1986 3.17760996929058 1987 3.15985027320049 1988 3.14109242668943 1989 3.12246779506645 1990 3.10536251953937 1991 3.0864430966131 1992 3.06426102004199 1993 3.00149123613222 1994 2.93719792814204 1995 2.9712789478689 1996 3.04136406505355 1997 3.10643686494702 1998 3.17411877154037 1999 3.25295679890071 2000 3.26679216458298 2001 3.20481785278255 2002 3.14269846133967 2003 3.0781634572893 2004 3.01270291738429 2005 2.94421981513622 2006 2.87245107918195 2007 2.80820076443842 2008 2.75579146314582 2009 2.71571425797116 2010 2.69017567774935 2011 2.675661676103 2012 2.67431502273438 2013 2.68980290366162 2014 2.72595506888852 2015 2.76303018181546 2016 2.8051690649485 2017 2.86774048791162 2018 2.92657284864006 2019 2.98324906028867 2020 3.06108876431016 2021 3.15661530705236 2022 3.26311328242393 2023 3.4015061292634