The National Diabetes Audit has collected data from 2003-04 to the present day. The latest publication reports on care processes and treatment targets for the audit period 1 January 2015 to 31 March 2016.
The data is collected from primary care and specialist services in England and Wales; 82% of GP practices in England and Wales participated in the 2015-16 audit.
Access the report and other affiliated documents here.