Year	% of total teachers
2000	88.0858306884766
2001	90.7587509155273
2003	100
2007	100
2008	100
2009	100
2011	100
2012	91.7223205566406
2013	85.7567901611328
2014	88.8025665283203
2015	100
2016	100
2017	100
2018	100
2019	100
2020	100
2021	100
2022	100
2023	81.1169967651367