Year % of female population 1960 2.22989173217162 1961 2.23024660553065 1962 2.23007017913014 1963 2.22827054069168 1964 2.22682837844483 1965 2.22487035564962 1966 2.22183926500112 1967 2.21887984035901 1968 2.22183419061267 1969 2.22993043096831 1970 2.23693740825952 1971 2.24278999166058 1972 2.24954660130193 1973 2.25527993249734 1974 2.25767673065829 1975 2.25836844252855 1976 2.25781843403264 1977 2.25537296317269 1978 2.2483241884848 1979 2.23527940846669 1980 2.2198995057884 1981 2.20423223891228 1982 2.18639517553388 1983 2.16620628986309 1984 2.1449632213519 1985 2.12259131242165 1986 2.10004140464198 1987 2.07842895663268 1988 2.05652359883012 1989 2.03980599011398 1990 2.02788823808818 1991 2.01571274575152 1992 2.00545108018008 1993 1.96215537599881 1994 1.88745016101857 1995 1.8616236342614 1996 1.91381846212756 1997 1.95985072674193 1998 1.98261036733672 1999 2.01762925441561 2000 2.05671904697813 2001 2.11425337063415 2002 2.18470672383446 2003 2.23717599637581 2004 2.25532098536612 2005 2.25874638591792 2006 2.26143110379544 2007 2.26023530383144 2008 2.26335702277645 2009 2.28053948286289 2010 2.29560416793704 2011 2.29644750341363 2012 2.28951135499486 2013 2.27392196489813 2014 2.25068949038196 2015 2.22040603573562 2016 2.18674183980262 2017 2.15422844127498 2018 2.12533623772322 2019 2.10183789276374 2020 2.08163779740565 2021 2.06526398889001 2022 2.05416053102838 2023 2.04925550857585