Filename: state_p14_mailballot_by_p14_rrprec.dbf, state_p14_mailballot_by_p14_rrprec.csv File URL: http://statewidedatabase.org/pub/data/P14/state/state_p14_mailballot_by_p14_rrprec.zip Dataset: 2014 Primary Election Precinct Data Description: This file contains statewide registration data for registered voters that voted by mail ballot. Unit of analysis: RR precincts are derived from consolidated registration precincts and are a geographic unit constructed for statistical merging purposes by the Statewide Database. Data source: Statewide Database - University of California, Berkeley Technical documentation: http://statewidedatabase.org/d10/Creating%20CA%20Official%20Redistricting%20Database.pdf Codebook: http://statewidedatabase.org/info/metadata/SOR_codebook.html Date last modified: Tue, 09 Oct 2018 Previous versions: Mon, 26 Jan 2015 County records unavailable at time of file creation: 051 - Mono county data are unavailable