{"entity":{"iso2":"DK","iso3":"DNK","name":"Denmark","slug":"denmark"},"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":2292.72},{"date":"2016-01-01","value":1757.13},{"date":"2017-01-01","value":608.77},{"date":"2018-01-01","value":1868.22},{"date":"2019-01-01","value":1859.37},{"date":"2020-01-01","value":1853.64},{"date":"2021-01-01","value":1231.74},{"date":"2022-01-01","value":1887.75},{"date":"2023-01-01","value":1233.82}],"summary":{"latest_period":"2023-01-01","latest_value":1233.82,"max":2292.72,"mean":1621.46,"min":608.77,"of":194,"rank":140,"trend":"falling"}}