{"entity":{"iso2":"SL","iso3":"SLE","name":"Sierra Leone","slug":"sierra-leone"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"population-in-the-largest-city","source":"European Commission, Joint Research Centre (JRC) (2025) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/population-in-the-largest-city","title":"Share of urban population who live in the largest city","unit":"%"},"observations":[{"date":"1950-01-01","value":12.4434},{"date":"1955-01-01","value":13.1449},{"date":"1960-01-01","value":13.7026},{"date":"1965-01-01","value":15.2085},{"date":"1970-01-01","value":17.6915},{"date":"1975-01-01","value":19.9863},{"date":"1980-01-01","value":24.9974},{"date":"1985-01-01","value":29.6438},{"date":"1990-01-01","value":30.3902},{"date":"1995-01-01","value":35.4399},{"date":"2000-01-01","value":37.723},{"date":"2005-01-01","value":33.5822},{"date":"2010-01-01","value":35.1683},{"date":"2015-01-01","value":35.3822},{"date":"2020-01-01","value":38.7569}],"summary":{"latest_period":"2020-01-01","latest_value":38.7569,"max":38.7569,"mean":26.2174,"min":12.4434,"of":179,"rank":46,"trend":"rising"}}