Year % of female population 1960 1.93788480781985 1961 1.92593064184368 1962 1.94389461744897 1963 1.98445203159632 1964 2.0365186573872 1965 2.09608198565355 1966 2.15246273023819 1967 2.19667593021755 1968 2.22248299110555 1969 2.23467628882569 1970 2.2507277098609 1971 2.2912302454442 1972 2.36773167214285 1973 2.48469905252333 1974 2.63402914045551 1975 2.78696486673283 1976 2.91061496217163 1977 2.97694548481065 1978 2.96309787712565 1979 2.86924571386678 1980 2.72429358359686 1981 2.56763620179595 1982 2.44238961168008 1983 2.3765722257279 1984 2.37606113309563 1985 2.43189710167766 1986 2.5266742864515 1987 2.64631632907437 1988 2.78085701711047 1989 2.92315588920126 1990 3.06987020818649 1991 3.22691150651201 1992 3.37748127964528 1993 3.49628980986131 1994 3.57063730675771 1995 3.60224076514329 1996 3.62427926264663 1997 3.66836635821908 1998 3.75231165071963 1999 3.86618387815046 2000 3.98737169281262 2001 4.09462418985051 2002 4.16590655917777 2003 4.1890079456789 2004 4.17644622061131 2005 4.15162924161306 2006 4.12769103707144 2007 4.12867003425997 2008 4.15731252576183 2009 4.18252823989874 2010 4.19263826580121 2011 4.21402744618416 2012 4.29559011965264 2013 4.46871769338361 2014 4.70367716075703 2015 4.9514816461904 2016 5.18339089871048 2017 5.3745479666829 2018 5.51636420977689 2019 5.63136420650868 2020 5.73329666684622 2021 5.81633610933851 2022 5.87720764308404 2023 5.92826709839954