{"entity":{"iso2":"LK","iso3":"LKA","name":"Sri Lanka","slug":"sri-lanka"},"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":0.00837187},{"date":"1975-01-01","value":0.0213841},{"date":"1976-01-01","value":0.0165843},{"date":"1977-01-01","value":0.0171902},{"date":"1978-01-01","value":0.0112103},{"date":"1979-01-01","value":0.012805},{"date":"1980-01-01","value":0.00864296},{"date":"1981-01-01","value":0.00798916},{"date":"1982-01-01","value":0.00472014},{"date":"1983-01-01","value":0.00389093},{"date":"1984-01-01","value":0.00436932},{"date":"1985-01-01","value":0.00854728},{"date":"1986-01-01","value":0.00250359},{"date":"1987-01-01","value":0.000494339},{"date":"1988-01-01","value":0.000398661},{"date":"1989-01-01","value":0.000972732},{"date":"1990-01-01","value":0.00432148},{"date":"1991-01-01","value":0.000398661},{"date":"1992-01-01","value":9.56785e-05},{"date":"1993-01-01","value":0.000287036},{"date":"1994-01-01","value":7.97321e-05},{"date":"1995-01-01","value":0.00102057},{"date":"1996-01-01","value":0.000526232},{"date":"1997-01-01","value":0.00365173},{"date":"1998-01-01","value":0.00215277},{"date":"1999-01-01","value":0.001786},{"date":"2000-01-01","value":0.00309361},{"date":"2001-01-01","value":0.000829214},{"date":"2002-01-01","value":0.000255143},{"date":"2003-01-01","value":0.00130761},{"date":"2004-01-01","value":0.000717589},{"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":0.000143518},{"date":"2009-01-01","value":0.000494339},{"date":"2010-01-01","value":3.18928e-05},{"date":"2011-01-01","value":0.000366768},{"date":"2012-01-01","value":0.000972732},{"date":"2013-01-01","value":0.00106841},{"date":"2014-01-01","value":0.000605964},{"date":"2015-01-01","value":0.00172879},{"date":"2016-01-01","value":0.000872473},{"date":"2017-01-01","value":0.0},{"date":"2018-01-01","value":0.000193974},{"date":"2019-01-01","value":8.08218e-05},{"date":"2020-01-01","value":1.61655e-05},{"date":"2021-01-01","value":0.0},{"date":"2022-01-01","value":0.0},{"date":"2023-01-01","value":4.84966e-05}],"summary":{"latest_period":"2023-01-01","latest_value":4.84966e-05,"max":0.0213841,"mean":0.00314445,"min":0.0,"of":204,"rank":115,"trend":"volatile"}}