{"entity":{"iso2":"TD","iso3":"TCD","name":"Chad","slug":"chad"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"reported-paralytic-polio-cases-per-1-million-people","source":"World Health Organization (2019); World Health Organization (2024); Population based on various sources (2023) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/reported-paralytic-polio-cases-per-1-million-people","title":"Reported paralytic polio cases per million","unit":"cases per million"},"observations":[{"date":"1983-01-01","value":4.93911},{"date":"1984-01-01","value":1.82906},{"date":"1985-01-01","value":9.05871},{"date":"1986-01-01","value":1.75844},{"date":"1994-01-01","value":0.0},{"date":"1995-01-01","value":27.8711},{"date":"1996-01-01","value":12.9161},{"date":"1997-01-01","value":43.7532},{"date":"1998-01-01","value":0.518866},{"date":"1999-01-01","value":13.7812},{"date":"2000-01-01","value":7.26468},{"date":"2001-01-01","value":0.0},{"date":"2002-01-01","value":0.0},{"date":"2003-01-01","value":2.71846},{"date":"2004-01-01","value":2.49649},{"date":"2005-01-01","value":0.1999},{"date":"2006-01-01","value":0.0964728},{"date":"2007-01-01","value":2.05171},{"date":"2008-01-01","value":3.33373},{"date":"2009-01-01","value":5.56709},{"date":"2010-01-01","value":2.26991},{"date":"2011-01-01","value":10.7163},{"date":"2012-01-01","value":1.33282},{"date":"2013-01-01","value":0.226984},{"date":"2014-01-01","value":0.0},{"date":"2015-01-01","value":0.0},{"date":"2016-01-01","value":0.0},{"date":"2017-01-01","value":0.0},{"date":"2018-01-01","value":0.0},{"date":"2019-01-01","value":0.682092},{"date":"2020-01-01","value":6.068},{"date":"2021-01-01","value":0.0},{"date":"2022-01-01","value":2.48261},{"date":"2023-01-01","value":3.00899}],"summary":{"latest_period":"2023-01-01","latest_value":3.00899,"max":43.7532,"mean":4.91006,"min":0.0,"of":199,"rank":2,"trend":"volatile"}}