(1)With reference to the reply to question 643 on 22 March 2018, what is the total (a) financial loss and (b) number of train coaches that were lost to (i) Metrorail and (ii) Shosholoza Meyl due to (aa) aging stock, (bb) vandalism, (cc) derailment and accidents and (dd) theft since 1 April 2018;
(2) what is the total amount spent on the (a) maintenance of existing train coaches and (b) purchasing of new train coaches for Metrorail and Shosholoza Meyl since April 2018?