Leaving out the population and housing census mandatory for all, personal surveys are mostly voluntary. For social surveys, we collect data from individuals if the data cannot be obtained from databases. Statistics Estonia conducts various surveys, for example, on the working life, travel and time use of the population. The surveys vary in frequency, some lasting a month or two, others for two years. Some surveys take place every year and some over several years. Why is it important to participate in a survey? A person included in a survey sample can provide information on how people in
