„In 2021, the EU was home to 54 million immigrants, who account for 12 % of its population. That share is slightly lower in the OECD, where 141 million foreign-born residents make up more than 10 % of the total population.“
OECD (Hrsg.), Indicators of Immigrant Integration 2023 (2023), S. 50.
In Österreich waren es im Jahr 2021 20 %. (Quelle: ibidem, S. 51.)