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Proportion of population with 1-4 O Levels/GCSE's (2011)

dark brown  >37%

brown 36% - 37%

mid brown 35.2% - 36%

light brown 34.5% - 35.2%

pale brown 33.3% - 34.5%

very pale brown 32% - 33.3%

white <32%

Areas with a high proportion of people with 1-4 O levels/CSE/GCSEs, Entry Level or Foundation Diploma qualifications cover an arc about 30-70 miles out of London, e.g. Kent, Essex, Cambridgeshire, Bedfordshire, Northamptonshire, Oxfordshire, Wiltshire and Hampshire. Other areas include Richmondshire, Gloucester, Tamworth, Plymouth and North Kesteven in Lincolnshire.