With reference to the offshore bunkering operation in Algoa Bay, what (a) number of (i) litres of oil have been spilled since the operation commenced, (ii) ships have docked alongside the bunkering ship since the operation commenced and (iii) people are directly employed as a result of the bunkering operation, (b) are the total (i) fines issued and (ii) costs recovered in terms of the Marine Pollution (Control and Civil Liability) Act 6 of 1981, and (c) are the further relevant details?