(1) (a) When was the last time the SA National Defence Force issued tenders for the maintenance and repair of its vehicles and (b) which companies are currently involved with the maintenance and repair of the SANDF vehicles; (2) whether all companies that are involved have been appointed through a thorough tender process; if not, why not; if so, what are the details of the processes that have been followed; (3) what was the total amount that was paid to the companies that were involved with the maintenance and repair of the SANDF vehicles in the 2012-13 financial year?