Most recent electorate: 240,402,512
Last Updated: 23 November 2016
Katz, R. (2012). United States. European Journal of Political Research Political Data Yearbook. 51(1): 333-343.
The data for United States has passed through the preliminary phase of data entry and proofreading. The dataset contains up-to-date data through 31 December 2012. Beginning in October 2013 the PDYi Team will begin the second phase of data refinement, involving a full review of the data by country experts and verification against official sources. If you wish to assist in the process of data verification or have a request for prioritization of particular countries or data, please notify the editors at: email@example.com