The information requested is provided in the following table.
Age group Percentage of fluoridated water 0-9 10-19 20-49 England 86 462 330 — Government office regions North East 4 30 23 34.8 North West 10 75 45 3.8 Yorkshire and the Humber 8 45 33 2.6 East Midlands 12 41 29 13.8 West Midlands 10 49 39 70.2 East of England 7 49 26 — London 15 69 60 — South East 14 64 43 — South West 6 40 32 — 1International Classification of Diseases, histology codes 9180, 9181, 9182, 9183, 9184, 9185, 9190. Behaviour code 3. Source: Office for National Statistics.