"Top 10 GDHI per head","" "","" "","" "Notes","1. *Kensington & Chelsea and Hammersmith & Fulham." "Unit","%" "","" "","2011","2012","2013" "United Kingdom","0.6","3.0","1.0" "Westminster","-0.5","6.7","3.2" "Kensington & Hammersmith*","-1.9","6.8","3.7" "Camden and City of London","-6.4","3.7","2.8" "Wandsworth","-4.8","3.6","1.4" "West Surrey","1.0","3.0","0.3" "East Surrey","-0.4","2.7","0.4" "Buckinghamshire CC","-0.2","2.6","-0.4" "Bromley","3.0","3.4","1.3" "Barnet","1.0","3.1","0.8" "Hounslow and Richmond upon Thames","-0.5","3.0","1.3"