(a)(i) How many litres of diesel did Eskom use for the purposes of power and/or electricity generation in the 2021-22 financial year and (ii) what was the total cost of that diesel consumption, (b) what total number of days in the current calendar year since 1 January 2022 has Eskom implemented load shedding and (c)(i) how many litres of diesel has Eskom used to generate power and/or electricity in this calendar year since 1 January 2022 and (ii) what is the total cost of that diesel consumption?