<?xml version='1.0' encoding='UTF-8'?><codeBook xmlns="ddi:codebook:2_5" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="ddi:codebook:2_5 https://ddialliance.org/Specification/DDI-Codebook/2.5/XMLSchema/codebook.xsd" version="2.5"><docDscr><citation><titlStmt><titl>U.S. President 1976–2020</titl><IDNo agency="DOI">doi:10.7910/DVN/42MVDX</IDNo></titlStmt><distStmt><distrbtr source="archive">Harvard Dataverse</distrbtr><distDate>2017-11-01</distDate></distStmt><verStmt source="archive"><version date="2024-05-29" type="RELEASED">8</version></verStmt><biblCit>MIT Election Data and Science Lab, 2017, "U.S. President 1976–2020", https://doi.org/10.7910/DVN/42MVDX, Harvard Dataverse, V8, UNF:6:F0opd1IRbeYI9QyVfzglUw== [fileUNF]</biblCit></citation></docDscr><stdyDscr><citation><titlStmt><titl>U.S. President 1976–2020</titl><IDNo agency="DOI">doi:10.7910/DVN/42MVDX</IDNo></titlStmt><rspStmt><AuthEnty affiliation="Massachusetts Institute of Technology">MIT Election Data and Science Lab</AuthEnty><othId role="Data Manager">Cameron Wimpy</othId><othId role="Project Leader">Charles Stewart III</othId><othId role="Data Collector">Stepehen Pettigrew</othId><othId role="Data Manager">James Dunham</othId></rspStmt><prodStmt><producer affiliation="Massachusetts Institute of Technology" abbr="MEDSL">MIT Election Data and Science Lab</producer></prodStmt><distStmt><distrbtr source="archive">Harvard Dataverse</distrbtr><contact affiliation="Massachusetts Institute of Technology" email="sbaltz@mit.edu">Samuel Baltz</contact><depositr>Agadjanian, Alexander</depositr><depDate>2019-04-24</depDate></distStmt><holdings URI="https://doi.org/10.7910/DVN/42MVDX"/></citation><stdyInfo><subject><keyword xml:lang="en">Social Sciences</keyword><keyword>Elections</keyword><topcClas>Election Returns</topcClas></subject><abstract>This data file contains constituency (state-level) returns for elections to the U.S. presidency from 1976 to 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