The latest information on the number of recipient families benefiting from tax credits, by each parliamentary constituency, is given in the HM Revenue and Customs (HMRC) snapshot publication, “Child and Working Tax Credits Statistics. Geographical Analyses. April 2009”.
Information on average annual entitlements by each parliamentary constituency, based on incomes and final family circumstances in 2006-07, is produced in the HMRC publication, “Child and Working Tax Credits Statistics. Finalised Annual Awards. Geographical Analyses. 2006-07”. These publications are available on the HMRC website at:
http://www.hmrc.gov.uk/stats/personal-tax-credits/cwtc-geog-stats.htm
Information for 2007-08 is not yet available at parliamentary constituency level. Further information can be found at:
http://www.hmrc.gov.uk/stats/tc-delay-07-08.htm