{"entity":{"iso2":"EL","iso3":"GRC","name":"Greece","slug":"greece"},"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":"2015-01-01","value":925.63},{"date":"2016-01-01","value":923.11},{"date":"2017-01-01","value":942.54},{"date":"2018-01-01","value":932.49},{"date":"2019-01-01","value":901.12},{"date":"2020-01-01","value":869.27},{"date":"2021-01-01","value":835.82},{"date":"2022-01-01","value":826.16},{"date":"2023-01-01","value":775.15}],"summary":{"latest_period":"2023-01-01","latest_value":775.15,"max":942.54,"mean":881.254,"min":775.15,"of":194,"rank":149,"trend":"falling"}}