Continuous items for most waves watching tv / reading papers / taking part in discussions on political issues / political knowledge / political participation / party preference / questions concerning importance of different political issues / left and right in politics. Wave 5: Effect of political partisanship / structure of local council, and second chamber of parliament / attitude to military service / most important local problems and national problems best solution / attitude to and participation in sports, in particular soccer / being a supporter. Background variables: basic characteristics/ residence/ household characteristics/ occupation/employment/ income/capital assets/ politics/ religion/ organizational membership