Year	% of male population ages 15+ (national estimate)
1960	86.9
1970	84.29
1980	82.17
1983	67.81
1986	72.69
1988	75.09
1990	83.77
2000	75.6
2001	73.2
2002	70.6
2004	70.7
2005	67.5
2006	70.4
2007	67.6
2009	70.2
2010	66.1
2011	69.3