Year % of male primary school age 1970 24.0607795715332 1971 24.0357093811035 1972 22.3637294769287 1973 21.309009552002 1974 20.459810256958 1975 19.1674499511719 1976 17.2516307830811 1977 16.3016109466553 1978 15.517840385437 1979 15.8074398040771 1980 14.4543695449829 1981 14.658109664917 1982 14.1125602722168 1983 13.7550296783447 1984 12.650239944458 1985 12.6981401443481 1986 12.3037300109863 1987 11.7092304229736 1988 11.5314102172852 1989 11.7620096206665 1990 10.0335102081299 1991 9.58310031890869 1992 11.0872402191162 1993 11.2571697235107 1994 10.4986896514893 1995 11.3325595855713 1996 10.607720375061 1997 10.7144603729248 1998 11.5062503814697 1999 11.2181196212769 2000 10.4543504714966 2001 7.84120988845825 2002 6.51653003692627 2003 6.2963399887085 2004 5.65900993347168 2005 5.99350023269653 2006 6.48875999450684 2007 5.75763988494873 2008 5.21529006958008 2009 4.65017986297607 2010 3.99783 2011 4.26847 2012 3.3765 2013 4.28505