(1) What amount of revenue has been collected by her department through e-tolling operations in Gauteng since 03 December 2013 up to the latest specified date for which information is available; (2) what is the SA National Roads Agency Limited (Sanral’s) targeted revenue when e-tolls are operating efficiently; (3) what percentage of vehicles with e-tags used the Gauteng freeways in January 2014; (4) (a) how many e-tags were purchased during the period 03 December 2013 to 31 January 2014 and (b) what number of the specified e-tags was purchased or utilised by (i) local authorities, (ii) provincial government departments, (iii) national government departments, (iv) corporate customers and (v) private vehicles?