Sample of people across Wales surveyed - interviews carried out face to face lasting approx 25 minutes. Questionnaire and supporting materials available in both English and Welsh. More than 14,000 people are surveyed on an annual basis - random selection of people aged 16 and over - approximately 660 interviews in each local authority. Survey asked people about a range of topics including: use of, and views on local public services; experience of living in their local area; views on local and national government and their well-being.