(a) What number of cases relating to the Prevention and Combating of Corrupt Activities Act, Act 12 of 2004, as amended, have been referred to the (i) SA Police Service (SAPS) and (ii) Directorate for Priority Crime Investigation (DPCI) by (aa) his department and (bb) each entity reporting to him for further investigation since the Act was assented to and (b) what number of the specified cases have (i) been investigated by SAPS and DPCI, (ii) been followed up by the respective accounting officers and (iii) resulted in a conviction in each specified finance year since 2004?