Organisation for Economic Co-operation and Development
This dataset comprises statistics on the number of active trade union members and the number of wage and salary earners. Data on union membership are broken down by source of data (administrative or survey data).Membership corresponds to the number of wage and salary earners that are members of a trade union. Total number of wage and salary earners are taken from OECD Labour Force Statistics. Data are expressed in thousands and are presented from 1960 onwards.