Italian-speaking autonomous groups are found in neighbouring countries: about half a million in Switzerland, a large population in France,[24] and smaller groups in Slovenia and Croatia, primarily in Istria and Dalmatia. Because of wide-ranging diaspora, about 5 million Italian citizens[25] and nearly 80 million people of full or part Italian ancestry[26] live outside of Italy, most notably in South America, North America, Australia and parts of Europe.