{"entity":{"iso2":"LR","iso3":"LBR","name":"Liberia","slug":"liberia"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"polio-vaccine-coverage-of-one-year-olds","source":"WHO & UNICEF (2025); UN, World Population Prospects (2024) \u2013 processed by Our World in Data","source_url":"https://ourworldindata.org/grapher/polio-vaccine-coverage-of-one-year-olds","title":"Share of one-year-olds who are vaccinated against polio","unit":"%"},"observations":[{"date":"1999-01-01","value":58.0},{"date":"2000-01-01","value":56.0},{"date":"2001-01-01","value":54.0},{"date":"2002-01-01","value":51.0},{"date":"2003-01-01","value":49.0},{"date":"2004-01-01","value":47.0},{"date":"2005-01-01","value":66.0},{"date":"2006-01-01","value":66.0},{"date":"2007-01-01","value":67.0},{"date":"2008-01-01","value":79.0},{"date":"2009-01-01","value":84.0},{"date":"2010-01-01","value":71.0},{"date":"2011-01-01","value":77.0},{"date":"2012-01-01","value":80.0},{"date":"2013-01-01","value":80.0},{"date":"2014-01-01","value":62.0},{"date":"2015-01-01","value":65.0},{"date":"2016-01-01","value":73.0},{"date":"2017-01-01","value":79.0},{"date":"2018-01-01","value":79.0},{"date":"2019-01-01","value":69.0},{"date":"2020-01-01","value":67.0},{"date":"2021-01-01","value":64.0},{"date":"2022-01-01","value":52.0},{"date":"2023-01-01","value":72.0},{"date":"2024-01-01","value":72.0}],"summary":{"latest_period":"2024-01-01","latest_value":72.0,"max":84.0,"mean":66.8846,"min":47.0,"of":194,"rank":162,"trend":"rising"}}