{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"population-requiring-preventive-treatment-for-river-blindness","source":"World Health Organization - Global Health Observatory (2026) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/population-requiring-preventive-treatment-for-river-blindness","title":"Number of people requiring preventive treatment for river blindness","unit":"People"},"observations":[{"date":"2013-01-01","value":50124500.0},{"date":"2014-01-01","value":51392700.0},{"date":"2015-01-01","value":47484200.0},{"date":"2016-01-01","value":53083800.0},{"date":"2017-01-01","value":49900700.0},{"date":"2018-01-01","value":55771200.0},{"date":"2019-01-01","value":50567800.0},{"date":"2020-01-01","value":51730900.0},{"date":"2021-01-01","value":50876400.0},{"date":"2022-01-01","value":43465600.0},{"date":"2023-01-01","value":46890300.0},{"date":"2024-01-01","value":40379400.0}],"summary":{"latest_period":"2024-01-01","latest_value":40379400.0,"max":55771200.0,"mean":49305600.0,"min":40379400.0,"of":31,"rank":2,"trend":"falling"}}