I refer the hon. Member to the answer given by the Parliamentary Secretary to the Cabinet Office my hon. Friend the Member for West Bromwich, East (Mr. Watson) on 15 January 2009, Official Report, column 870W.
The Government are committed to publishing an annual list detailing the number and costs of special advisers. Information for 2007-08 was published by my right hon. Friend the Prime Minister on 22 July 2008, Official Report, columns 99-102WS.