To ask the Secretary of State for Defence pursuant to the answer of 8 March 2010, Official Report, column 19W, on Afghanistan: peacekeeping operations, what the average cost of (a) aviation and (b) vehicle fuel was (i) per litre and (ii) per imperial gallon in each such year. (322182)

The average monthly price of fuel for operations in Afghanistan is:

We purchase fuel in litres and keep records only on this basis. The costs per litre prior to May 2008 are not held centrally and could be provided only at disproportionate cost.