Necessary cookies enable core functionality. This website cannot function properly without these cookies.
Cookies that measure website use
If you provide permission, we will use Google Analytics to measure how you use the website so we can improve it based on our understanding of user needs. Google Analytics sets cookies that store anonymised information about how you got to the site, the pages you visit, how long you spend on each page and what you click on while you're visiting the site.
The UK's largest digital collection of social sciences and population research data
UK Data Archive University of Essex Wivenhoe Park Colchester CO4 3SQ