(1) (a) What amount was spent by her department and/or the SA Social Security Agency (SASSA) on investigations conducted by the Special Investigations Unit (SIU), (b) how many investigations were conducted by the SIU on behalf of SASSA (i) in the (aa) 2007-08, (bb) 2008-09 and (cc) 2009-10 financial years and (ii) during the period 1 April 2010 up to the latest specified date for which information is available and (c) how many of these investigations involved employees working for SASSA; (2) what were the outcomes of internal investigations on employees working at SASSA; (3) whether any SASSA official has been convicted of defrauding the agency (a) in the (i) 2007-08, (ii) 2008-09 and (iii) 2009-10 financial years and (b) during the period 1 April 2010 up to the latest specified date for which information is available; if not, why not; if so, what are the relevant details in each case?