(1) What is the total number of rolling-stock in the possession of the Passenger Rail Agency of SA (Prasa) in the operation of (a) Metrorail and (b) Sosholoza Meyl (i) in (aa) 2005, (bb) 2006, (cc) 2007 and (dd) 2008 and (ii) during the period 1 January 2009 up to the latest specified date for which information is available; (2) what is the total number of train stations in each province?