Whether (a) his department and/or (b) the Public Service Commission carried out any analysis of the Public Service to determine any duplication of services or functions that took place during the period (i) 1 January 2009 to 31 December 2014 or (ii) 1 January 2015 up to the latest specified date for which information is available; if not, (aa) why not and (bb) when will such an analysis be carried out; if so, what (aaa) are the relevant details in each case, including the findings and (bbb) step(s) has he taken as a result of the findings?