{"entity":{"iso2":"ST","iso3":"STP","name":"Sao Tome and Principe","slug":"sao-tome-and-principe"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"pertussis-number-of-reported-cases-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Pertussis - number of reported cases, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1974-01-01","value":0.0239583},{"date":"1976-01-01","value":0.0375},{"date":"1978-01-01","value":0.0},{"date":"1979-01-01","value":0.0},{"date":"1980-01-01","value":0.0},{"date":"1981-01-01","value":0.0333333},{"date":"1982-01-01","value":0.0552083},{"date":"1983-01-01","value":0.00729167},{"date":"1984-01-01","value":0.4875},{"date":"1985-01-01","value":0.01875},{"date":"1986-01-01","value":0.1},{"date":"1987-01-01","value":0.0375},{"date":"1988-01-01","value":0.00104167},{"date":"1991-01-01","value":0.140625},{"date":"1996-01-01","value":0.0},{"date":"1997-01-01","value":0.0},{"date":"2000-01-01","value":0.0},{"date":"2001-01-01","value":0.0},{"date":"2002-01-01","value":0.0},{"date":"2003-01-01","value":0.0},{"date":"2004-01-01","value":0.0},{"date":"2005-01-01","value":0.0},{"date":"2006-01-01","value":0.0},{"date":"2007-01-01","value":0.0},{"date":"2008-01-01","value":0.0},{"date":"2009-01-01","value":0.0},{"date":"2010-01-01","value":0.0},{"date":"2011-01-01","value":0.0},{"date":"2012-01-01","value":0.0},{"date":"2013-01-01","value":0.0},{"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":0.0},{"date":"2021-01-01","value":0.0}],"summary":{"latest_period":"2021-01-01","latest_value":0.0,"max":0.4875,"mean":0.0254786,"min":0.0,"of":204,"rank":132,"trend":"volatile"}}