{"entity":{"iso2":"NA","iso3":"NAM","name":"Namibia","slug":"namibia"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"ipv1-number-unvaccinated","source":"WHO & UNICEF (2025); UN, World Population Prospects (2024) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/ipv1-number-unvaccinated","title":"Number of one-year-olds who have not received the inactivated polio vaccine","unit":"one-year-olds"},"observations":[{"date":"2016-01-01","value":38047.3},{"date":"2017-01-01","value":72561.0},{"date":"2018-01-01","value":13386.6},{"date":"2019-01-01","value":18273.1},{"date":"2020-01-01","value":10096.1},{"date":"2021-01-01","value":12312.3},{"date":"2022-01-01","value":30241.8},{"date":"2023-01-01","value":19143.1}],"summary":{"latest_period":"2023-01-01","latest_value":19143.1,"max":72561.0,"mean":26757.7,"min":10096.1,"of":194,"rank":81,"trend":"volatile"}}