Query: Which European ancestries are most common among self-identified ethnic "Americans" in Tennessee?
Context: In 2000, the five most common self-reported ethnic groups in the state were: American (17.3%), African American (13.0%), Irish (9.3%), English (9.1%), and German (8.3%). Most Tennesseans who self-identify as having American ancestry are of English and Scotch-Irish ancestry. An estimated 21–24% of Tennesseans are of predominantly English ancestry.