Encuesta de Población Activa
The Annual Population Survey (APS) is a combined statistical survey of households in Great Britain which is conducted quarterly by the Office for National Statistics (ONS). It combines results from the Labour Force Survey (LFS) and the English, Welsh and Scottish Labour Force Survey boosts which are funded by the Department for Education and Skills (DfES), the Department for Work and Pensions (DWP), the Welsh Government and the Scottish Government.