Academic Freedom and Population Data (IMAGE) Friedrich-Alexander-Universität Erlangen-Nürnberg Caption Share of Population by Status Groups in 1973, 2006, and 2023. For this figure, we divided the AFI into five quintiles (status groups A to E). We did not consider the uncertainty intervals when assigning the countries into the status groups. Population data for the countries/territories comes from World Bank’s World Development Indicators and have been rounded for presentation purposes. Credit University of Gothenburg and Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) Usage Restrictions Can only be used in the context of this press release. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.