<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>County Presidential Election Returns 2000-2024</titl><IDNo agency="DOI">doi:10.7910/DVN/VOQCHQ</IDNo></titlStmt><distStmt><distrbtr source="archive">Harvard Dataverse</distrbtr><distDate>2018-10-11</distDate></distStmt><verStmt source="archive"><version date="2026-02-25" type="RELEASED">20</version></verStmt><biblCit>MIT Election Data and Science Lab, 2018, "County Presidential Election Returns 2000-2024", https://doi.org/10.7910/DVN/VOQCHQ, Harvard Dataverse, V20, UNF:6:xvsJJxrfXMIvzAuDYlfvVw== [fileUNF]</biblCit></citation></docDscr><stdyDscr><citation><titlStmt><titl>County Presidential Election Returns 2000-2024</titl><IDNo agency="DOI">doi:10.7910/DVN/VOQCHQ</IDNo></titlStmt><rspStmt><AuthEnty affiliation="Massachusetts Institute of Technology">MIT Election Data and Science Lab</AuthEnty></rspStmt><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>2025-07-12</depDate></distStmt><holdings URI="https://doi.org/10.7910/DVN/VOQCHQ"/></citation><stdyInfo><subject><keyword xml:lang="en">Social Sciences</keyword></subject><abstract date="2025-07-12">This dataset contains county-level returns for presidential elections from 2000 to 2024.</abstract><sumDscr/></stdyInfo><method><dataColl><sources/></dataColl><anlyInfo/></method><dataAccs><setAvail/><useStmt/><notes type="DVN:TOU" level="dv">&lt;a href="http://creativecommons.org/publicdomain/zero/1.0">CC0 1.0&lt;/a></notes></dataAccs><othrStdyMat/></stdyDscr><fileDscr ID="f13573089" 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