To ask the Secretary of State for Defence what recent estimate he has made of expenditure on the UK nuclear deterrent programme, including (a) the atomic weapons establishment and the successor submarine programme, (b) the atomic weapons establishment and (c) the successor submarine programme in each year from 2008-09 to 2019-20.

The expenditure of the nuclear deterrent programme in the period covered by the 2007 comprehensive spending review is:

Spending plans for 2011-12 and beyond will be set as part of the Government's spending review process.