Year % of lower secondary school age 2001 5.33588981628418 2002 1.58056998252869 2003 1.37949001789093 2004 0.431600004434586 2005 0.302980005741119 2006 0.170149996876717 2007 0.099820002913475 2010 0.970420002937317 2011 2.90122008323669 2012 3.45138001441956 2013 4.24768018722534 2014 4.6489200592041 2015 5.43341016769409 2016 6.05188989639282 2017 6.68285989761353 2018 6.79921007156372 2019 6.65156984329224 2020 6.42067003250122 2021 5.65912008285522 2022 6.05408000946045