Year	% of primary school age children
1972	93.53554
1973	94.4193
1974	95.09471
1980	96.36885
1981	94.41839
1982	93.28839
1983	93.08228
1984	92.1089
1985	90.05032
1986	90.29418
1987	91.73722
1988	91.36786
1989	91.67703
1990	91.89559
1991	91.71904
1992	94.2409
1993	95.03094
1994	97.24664
1995	97.14267
1996	98.55066
1997	98.23953
1998	98.37705
1999	99.01438
2000	99.14523
2003	98.33851
2004	97.71117
2005	97.05842
2006	96.50009
2007	96.5967
2008	96.58432
2009	98.18851
2010	98.79176
2011	98.49063
2012	97.93168
2013	97.86033
2014	95.17437
2015	93.97633
2016	94.44392
2017	95.5269
2018	97.65977