Includes election results for over 1,000 elections, which have occurred in more than 60 countries around the world between 1945-2006 at the constituency- or district-level of government. Together these elections total over 40,000 electoral districts and include legislative elections for lower and upper houses at the national level of government. Incorporates a number of sub-national elections as well. Results include vote and seat data for all parties that participate in an election even if they win only a single vote. The total number of political parties in the dataset exceeds 3,000. Formerly known as the Constituency Level Election Dataset. Coded by parliamentary district with a few subnational elections.