(a) What number of status reports were (i) requested by the Railway Safety Regulator from the Passenger Rail Agency of South Africa (Prasa) and (ii) issued by Prasa in each month (aa) in the past three financial years and (bb) from 1 January 2018 to date, (b) what number of maintenance reports were (i) requested and (ii) issued, (c) what number of other reports were (i) requested and (ii) issued and (d) what were the reasons in each instance where reports were (i) not issued or (ii) issued late?