United States (US) 2010 Core SPSS Data
Description
United States (US) 2010 Core SPSS Data
United States (US) 2009 Core SPSS Data
Description
United States (US) 2009 Core SPSS Data
United States (US) 2008 Core SPSS Data
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United States (US) 2008 Core SPSS Data
United States (US) 2007 Core SPSS Data
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United States (US) 2007 Core SPSS Data
United States (US) 2006 Core SPSS Data
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United States (US) 2006 Core SPSS Data
United States (US) 2005 Core SPSS Data
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United States (US) 2005 Core SPSS Data
United States (US) 2004 Core SPSS Data
Description
United States (US) 2004 Core SPSS Data
United States (US) 2003 Core SPSS Data
Description
United States (US) 2003 Core SPSS Data
United States (US) 1998 Core SPSS Data
Description
United States (US) 1998 Core SPSS Data
United States (US) 1994 Core SPSS Data
Description
United States (US) 1994 Core SPSS Data