|Figure 26-2: Percentage of public elementary and secondary school students in schools with at least 75 percent combined enrollment of Black, Hispanic, Asian/Pacific Islander, and American Indian/Alaska Native students, by year and race/ethnicity: Selected school years, 1990-91 to 2006-07|
NOTE: Race categories exclude persons of Hispanic ethnicity. For more information on race/ethnicity, see supplemental note 1. For more information on the Common Core of Data (CCD), see supplemental note 3.
SOURCE: U.S. Department of Education, National Center for Education Statistics, Common Core of Data (CCD), "Public Elementary/Secondary School Universe Survey," 1990–91, 1995–96, 2000–01, and 2006–07.