With reference to the investigation and the report of the Special Investigating Unit into procurement by all spheres of government of goods, works and services associated with the COVID-19 pandemic, which was authorised by the President of the Republic, Mr M C Ramaphosa, on 23 July 2020, what total (a) amount has been recovered to date out of the multiple of billions in cash and other resources that have been stolen from COVID-19 funding, (b) number of arrests have been made and (c) number of sentences have been handed down?