(1) With reference to her reply to question 658 on 22 April 2013, how many of the students in education who completed their studies in (a) 2009, (b) 2010, (c) 2011 and (d) 2012 had (i) mathematics and/or (ii) natural sciences as a major subject; (2) (a) how many temporary teachers who are (i) not qualified, (ii) underqualified and (iii) professionally unqualified have been in a temporary post for longer than a year already and (b) what is the reason for this?