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Characteristics of Public, Private, and Bureau of Indian Education Elementary and Secondary School Principals in the United States:
NCES 2009-323
June 2009

Table C-2.  The number of cases in the School District data file, by respondent and source of data: 2007–08

Respondent Source of data in the district file Number of cases
Total   4,600  
Regular districts School District Questionnaire 3,950  
State run schools1 Public School Questionnaire (With District Items) 40  
Schools in single-school districts Public School Questionnaire (With District Items) 470  
Independent charter schools Public School Questionnaire (With District Items) 140  
1 These include schools for the blind, career and technical centers, and schools in detention centers run by a state.
NOTE: Detail may not sum to totals because of rounding.
SOURCE: U.S. Department of Education, National Center for Education Statistics, Schools and Staffing Survey (SASS), "Public School District and Public School Data Files," 2007–08.