Year	% of male primary school age
1975	50.889030456543
1976	50.1456184387207
1977	48.3628311157227
1978	46.4610214233398
1979	43.8392486572266
1980	41.7519493103027
1981	39.9065017700195
1982	38.7422103881836
1983	38.3206405639648
1984	38.9165306091309
1985	39.9416084289551
1986	41.494140625
1987	42.4313011169434
1988	43.2938919067383
1989	42.4473686218262
1990	43.1374588012695
1991	42.4306488037109
1992	42.6674118041992
1993	42.2931289672852
1994	41.9288101196289
1995	40.5131187438965
1996	41.3787307739258
1997	38.8285903930664
1998	38.2024192810059
1999	37.8903694152832
2000	35.4610900878906
2001	33.4690093994141
2002	31.5599498748779
2003	29.2392406463623
2004	27.6922492980957
2005	25.5377292633057
2006	23.9474792480469
2007	20.6491298675537
2008	19.9842796325684
2009	19.6421394348145
2010	20.50625
2011	19.08315
2012	18.75962
2013	18.1315
2014	17.87609
2015	17.80493
2016	17.70605
2017	17.38653
2018	17.11744