(a) How many metropolitan police departments are there in South Africa, (b) what are their names and (c) how much funding was allocated to each of these metropolitan police departments (i) in the (aa) 2011-12, (bb) 2012-13 (cc) 2013-14 (dd) 2014-15 and (ee) 2015-16 financial years and (ii) since 1 April 2016?