(1) With regard to Eskom in the Ekurhuleni Metropolitan Municipality, what is the total number of substation outages in the (a) 2011-12, (b) 2012-13 and (c) 2013-14 financial years; (2) (a) what is the total value paid in overtime to Eskom staff in the (i) 2011-12, (ii) 2012-13 and (iii) 2013-14 financial years to restore power when faults occur and (b) what are the relevant details of each such (i) incident and (ii) substation; (3) in instances where contractors have been called in to assist with repairs to restore power, (a) what is the total value of remuneration paid to contractors in the (i) 2011-12, (ii) 2012-13 and (iii) 2013-14 financial years, (b) which contractors were utilised in each incident and (c) which substations were repaired?