Year % of female population 1960 1.97020975934661 1961 1.99258091847621 1962 2.02118703033416 1963 2.05617559711566 1964 2.09418409181404 1965 2.12879262899957 1966 2.16151869362913 1967 2.19421696148183 1968 2.22208517661178 1969 2.24450878811723 1970 2.26218487622052 1971 2.27517104861218 1972 2.28295019863682 1973 2.28456644071958 1974 2.27948404414558 1975 2.26716981348093 1976 2.24838520323342 1977 2.22601675939967 1978 2.20314933693368 1979 2.18295650372769 1980 2.16866290622518 1981 2.16256335488538 1982 2.16638579923905 1983 2.18214095370755 1984 2.21115486220109 1985 2.25485696893389 1986 2.31283505575515 1987 2.38021533685362 1988 2.45155175478395 1989 2.52297513769298 1990 2.59130741631885 1991 2.65354274332785 1992 2.70995726431416 1993 2.76261304605429 1994 2.81160897664922 1995 2.8577444882173 1996 2.90119823664593 1997 2.94099233096035 1998 2.97614016824728 1999 3.00572785684672 2000 3.02782144638704 2001 3.04144376942274 2002 3.04759343496645 2003 3.04761703947834 2004 3.0419464218907 2005 3.03232839358809 2006 3.0241287456701 2007 3.01248302146513 2008 2.99472299411936 2009 2.97712831709815 2010 2.9633455802748 2011 2.96325438929829 2012 2.99247271796917 2013 3.05611099838541 2014 3.14955260910124 2015 3.26672734089072 2016 3.39551971504838 2017 3.526656538603 2018 3.65865883549339 2019 3.79078475167321 2020 3.91960035037029 2021 4.04029556474698 2022 4.15573319980318 2023 4.27463797790714