When you click 'Go', two tables will display for the U.S. for the tribe alone, and for the tribe alone and in combination. Use the links at the top of the result page to select other Geographies, Tables, and Tribes (Population Groups).
View a list of all tables in the Census 2000 AIAN Summary File.
The American Indian and Alaska Native Summary File (AIANSF) presents population and housing data collected on a sample basis from both the Census 2000 long form questionnaire (PDF - 627 KB) and the short form (PDF - 424 KB).