What are the main ethnic groups in austria?

According to the CIA's World Factbook, the breakdown of ethnic groups in Austria are as follows: Austrians 91.1%, former Yugoslavs 4% (includes Croatians, Slovenes, Serbs, and Bosniaks), Turks 1.6%, German 0.9%, other or unspecified 2.4%. This data, however, is from the 2001 census.