{"entity":{"iso2":"TZ","iso3":"TZA","name":"Tanzania","slug":"tanzania"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"replacement-fertility-rate","source":"Gietel-Basten and Scherbov (2020) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/replacement-fertility-rate","title":"Replacement-level fertility rate","unit":null},"observations":[{"date":"1950-01-01","value":3.25},{"date":"1960-01-01","value":3.06},{"date":"1970-01-01","value":2.89},{"date":"1980-01-01","value":2.75},{"date":"1990-01-01","value":2.73},{"date":"2000-01-01","value":2.49},{"date":"2010-01-01","value":2.28}],"summary":{"latest_period":"2010-01-01","latest_value":2.28,"max":3.25,"mean":2.77857,"min":2.28,"of":199,"rank":42,"trend":"falling"}}