Year % of female population 1960 5.2961031021752 1961 5.40877142494864 1962 5.52157923746505 1963 5.62631694742126 1964 5.7002109004177 1965 5.72599356375895 1966 5.70757286629199 1967 5.64838064070607 1968 5.53496734206976 1969 5.3724377645115 1970 5.18544604313995 1971 4.97413969382052 1972 4.74259662462839 1973 4.52426473326795 1974 4.36755945756952 1975 4.28043062630973 1976 4.24286313477861 1977 4.24468599554805 1978 4.27249019423235 1979 4.3142702144471 1980 4.36235841285022 1981 4.4195583609539 1982 4.48772957849464 1983 4.57159355355264 1984 4.6549931643214 1985 4.72066646962737 1986 4.77836818082534 1987 4.83064173776824 1988 4.87018665842987 1989 4.91206332575789 1990 4.96978940653451 1991 5.02901614704211 1992 5.07954354446426 1993 5.11832058631326 1994 5.13815521965052 1995 5.14200214507102 1996 5.13955222825704 1997 5.13220787252032 1998 5.12420966842115 1999 5.11911655668614 2000 5.11201075918564 2001 5.10551563376782 2002 5.10458665341303 2003 5.10531801952059 2004 5.10814866367689 2005 5.11949362920612 2006 5.14362723247979 2007 5.18366648269509 2008 5.24261519621252 2009 5.32179010535354 2010 5.41636036786807 2011 5.51765141907286 2012 5.6239960413919 2013 5.7340666254751 2014 5.843057248304 2015 5.95333201649801 2016 6.06652552824739 2017 6.17520992000461 2018 6.28089826073746 2019 6.37650893976866 2020 6.45406931042196 2021 6.53035616489813 2022 6.62432116102532 2023 6.73808279117868