Year	% of primary school age children
1992	29.11171
1994	32.91022
1995	34.33193
1996	36.58888
1997	37.35682
1999	45.58128
2000	53.25711
2001	56.43181
2002	64.825
2003	73.05602
2004	78.8857
2005	83.66313
2006	85.37455
2007	79.29883
2008	74.9038
2009	69.75328
2010	65.47023
2011	68.26769
2012	70.32085
2013	64.55161
2014	63.45906
2015	60.04856
2017	52.25595
2018	51.8316