To ask the Secretary of State for Transport how many energy saving lightbulbs were purchased by his Department for use on the departmental estate in (a) 2005 and (b) 2006. (144951)

Departmental performance against Government estate targets has been published in annual Sustainable Development in Government Reports. The last report, produced by the Sustainable Development Commission, the independent watchdog, was in March 2006. It covered the reporting period April 2005 to March 2006 and is available at:

http://www.sd-commission.org.uk/watchdog.

Information relating to performance in the 2006-07 reporting period is in the process of being collated and will be published later this year by the Sustainable Development Commission.