Pre-existing quantitative secondary data, often produced by the government or other official bodies. Producing statistics on many areas: births, deaths, marriages, exam results, school exclusions, crime, suicide, unemployment, etc. The Census of the entire UK population is a major source of statistics, collected every 10 years. Governments collect this for their own purposes, such as policymaking. Various non-state organisations produce statistics too, such as churches stating their membership and attendance.