<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>Test GPD</titl><IDNo agency="DOI">doi:10.70122/FK2/GCBJGD</IDNo></titlStmt><distStmt><distrbtr source="archive">Root</distrbtr><distDate>2026-04-29</distDate></distStmt><verStmt source="archive"><version date="2026-04-29" type="RELEASED">1</version></verStmt><biblCit>Admin, Dataverse, 2026, "Test GPD", https://doi.org/10.70122/FK2/GCBJGD, Root, V1, UNF:6:Iav+suqRnjXHbcZOlOxueQ== [fileUNF]</biblCit></citation></docDscr><stdyDscr><citation><titlStmt><titl>Test GPD</titl><IDNo agency="DOI">doi:10.70122/FK2/GCBJGD</IDNo></titlStmt><rspStmt><AuthEnty affiliation="Dataverse.org">Admin, Dataverse</AuthEnty></rspStmt><prodStmt/><distStmt><distrbtr source="archive">Root</distrbtr><contact affiliation="Dataverse.org" 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intrvl="discrete"><location fileid="f11"/><labl level="variable">Year</labl><sumStat type="stdev">14.866068747318506</sumStat><sumStat type="max">2005.0</sumStat><sumStat type="vald">51.0</sumStat><sumStat type="medn">1980.0</sumStat><sumStat type="invd">0.0</sumStat><sumStat type="mode">.</sumStat><sumStat type="min">1955.0</sumStat><sumStat type="mean">1980.0</sumStat><varFormat type="numeric"/><notes subject="Universal Numeric Fingerprint" level="variable" type="Dataverse:UNF">UNF:6:C5fLTPAJi5OUIIlzFkEiyQ==</notes></var><var ID="v2" name="national" intrvl="contin"><location fileid="f11"/><labl level="variable">Confidence in national government</labl><sumStat type="mode">.</sumStat><sumStat type="stdev">9.317741376559935</sumStat><sumStat type="invd">4.0</sumStat><sumStat type="mean">46.386595543394705</sumStat><sumStat type="medn">44.13100051879883</sumStat><sumStat type="vald">47.0</sumStat><sumStat type="max">63.08300018310547</sumStat><sumStat 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name="itrust" intrvl="contin"><location fileid="f11"/><labl level="variable">Interpersonal trust (averaged from Luke's quarterly data)</labl><sumStat type="mode">.</sumStat><sumStat type="mean">50.66502051517881</sumStat><sumStat type="min">40.36225128173828</sumStat><sumStat type="invd">22.0</sumStat><sumStat type="max">66.14025115966797</sumStat><sumStat type="vald">29.0</sumStat><sumStat type="medn">51.4947509765625</sumStat><sumStat type="stdev">5.358079192810433</sumStat><varFormat type="numeric" formatname="float"/><notes subject="Universal Numeric Fingerprint" level="variable" type="Dataverse:UNF">UNF:6:6AYynWlbc/u4EJe8G4AODw==</notes></var><var ID="v6" name="unem" intrvl="contin"><location fileid="f11"/><labl level="variable">Unemployment, yearly average</labl><sumStat type="medn">5.599999904632568</sumStat><sumStat type="stdev">1.42979376763583</sumStat><sumStat type="mean">5.82399998664856</sumStat><sumStat type="min">3.5</sumStat><sumStat type="vald">50.0</sumStat><sumStat 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