Year % of female population 1960 2.23123732251521 1961 2.24209276783634 1962 2.25651059666734 1963 2.27387928063097 1964 2.28796199232537 1965 2.29905980650035 1966 2.30786466502353 1967 2.30977261771507 1968 2.30926108297986 1969 2.31134834747002 1970 2.31363701819229 1971 2.3177277279848 1972 2.32354650988571 1973 2.33055580377089 1974 2.33804945197114 1975 2.34510794715196 1976 2.35126377187297 1977 2.35803996492107 1978 2.36354706451797 1979 2.3685019993848 1980 2.37336546341941 1981 2.3787463803264 1982 2.38619102930665 1983 2.39356394254368 1984 2.40201422416031 1985 2.41111818143553 1986 2.4197999794179 1987 2.42943234239414 1988 2.43844204815136 1989 2.446911491204 1990 2.45597552455976 1991 2.46550925889348 1992 2.47778784987024 1993 2.49263123705899 1994 2.50720552875046 1995 2.52319659578226 1996 2.53813050733335 1997 2.54447096071558 1998 2.54775430346508 1999 2.56054483441036 2000 2.58256889955039 2001 2.60860638695996 2002 2.63896821764364 2003 2.68466149249605 2004 2.73891795773706 2005 2.77457284541683 2006 2.77528653825584 2007 2.75178897926637 2008 2.72092658763941 2009 2.69334193588302 2010 2.68801774394952 2011 2.71433641407949 2012 2.76398733411487 2013 2.82584873777459 2014 2.89493353935981 2015 2.96790878193354 2016 3.04366588975349 2017 3.12393063539614 2018 3.20831781922396 2019 3.29627522010484 2020 3.38682177677376 2021 3.47990809586342 2022 3.57688138523231 2023 3.67855012962111