Crynodeb o'r cais These estimates are 2012 to 2017 Clinical Commissioning Groups (CCGs) in England based on 2017 CCG boundaries. Lawrlwyth cysylltiol ar cais Mid-2012 to mid-2017 population estimates for 2017 Clinical Commissioning Groups (CCGs) in England by single year of age and sex: National Statistics (2.4 MB xlsx)