Year	% female
1970	91.7421188354492
1971	92.0106964111328
1972	92.1981735229492
1973	92.4710006713867
1974	92.5471267700195
1975	92.4202880859375
1976	92.5322189331055
1977	92.5460433959961
1981	92.0514221191406
1982	91.7219772338867
1984	92.4739227294922
1985	92.3026428222656
1986	92.5721664428711
1987	91.269287109375
1988	91.4604034423828
1994	89.3257904052734
1998	89.0976867675781
1999	88.3658828735352
2000	89.0975112915039
2001	86.3624420166016
2002	86.3621826171875
2004	87.6032028198242
2005	87.6248016357422
2006	88.2931976318359
2007	87.260368347168
2008	87.42138671875