Enrollment in Educational Institutions, 1869–2005
Percent of Population Enrolled in School, 2006
Percent of Population Enrolled in School, 2000
Public and Private Elementary and Secondary Pupil-Teacher Ratios, 1955–2005
Highest Level of Educational Attainment of U.S. Population, 2005
Educational Attainment by Race and Hispanic Origin, 1940–2007
Educational Attainment by Sex, 1910–2007
High School and College Graduates
Percent of Population Enrolled in School, 2004
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