<page_title> 2010 Zambian census </page_title> <section_title> Language and ethnicity </section_title> <table> <cell> Bemba <col_header> Ethnicity </col_header> </cell> <cell> 21.0 <col_header> Total </col_header> </cell> <cell> Tonga <col_header> Ethnicity </col_header> </cell> <cell> 13.6 <col_header> Total </col_header> </cell> </table>
Bemba was the tribal group (21.0%), followed by Tonga (13.6%).