Core

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All Countries Core SPSS Data ZIp Folder

Core

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South Africa (ZA) 2000 Core SPSS Data

Core

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United States (US) 2012 Core SPSS Data

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United States (US) 2011 Core SPSS Data

Core

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United States (US) 2010 Core SPSS Data

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United States (US) 2009 Core SPSS Data

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United States (US) 2008 Core SPSS Data

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United States (US) 2007 Core SPSS Data

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United States (US) 2006 Core SPSS Data