Year	% of primary school age children
1971	70.05028
1972	71.18559
1974	70.91468
1975	73.36134
1976	76.27509
1977	78.66262
1978	85.4446
1981	90.12354
1982	96.03236
1983	97.42245
1984	97.70897
1985	97.82536
1986	97.21808
1987	98.05198
1988	97.76875
1989	97.87723
1990	96.23255
1991	95.32152
1992	94.45806
1993	93.25455
1994	93.78734
1995	93.61081
1996	92.51603
1997	92.46189
2001	96.15226
2002	95.45687
2003	94.9515
2004	94.2013
2005	93.25168
2006	94.59911
2007	96.9568
2008	96.09268
2009	96.83722
2010	97.25383
2011	96.83061
2012	95.94703
2013	93.72643
2014	93.17534
2016	93.62147
2017	94.9388
2018	94.37668