On behalf of the research foundation Mediapulse, GfK Switzerland has been gathering usage data for TV throughout Switzerland since 1985, and radio since 2001.
Usage data is available from the company Publica Data AG
Media Focus is a joint venture between GfK Switzerland and AC Nielsen SA/Nielsen Media Research.
The Ad Market Trend Report is published every month and offers current figures and detailed information on the development of the ad market in Switzerland: