Trade Union Membership 2006
http://www.dti.gov.uk/files/file39006.pdf
Reports on the percentage of workers who are members of trade unions in Great Britain. Finds that the rate of union membership for employees in the United Kingdom fell by 0.6 percentage points to 28.4% in 2006, the largest annual percentage point drop since 1998. Also finds that a higher proportion of women than men are trade union members. Union membership was highest in Northern Ireland 39.7% and lowest in England 27%. From the British Department of Trade and Industry.
