Whether the State Information Technology Agency (SITA) experienced any delays in certifying the results of students who completed the General Education and Training Certificate: Adult Basic Education and Training currently known as Community Education and Training (CET) qualification (a) in the (i) 2016 and (ii) 2017 academic years and (b) since 1 January 2018; if so, in each case, what (aa) number of students were affected, (bb) were the reasons for the delays and (cc) number of the specified cases were resolved?