With reference to his reply to question 162 on 4 July 2014, and without revealing any names, addresses and locations, (a) what was the annual cost of maintenance and/or renovations undertaken for each official housing unit provided to Cabinet members during the period 1 April 2009 up to the latest date for which information is available and (b) what are the details of the planned maintenance and/or renovations for the 2014-15 financial year with regard to (i) description, (ii) budgeted costs and (iii) reasons for such maintenance and/or renovations?