{"entity":{"iso2":"AO","iso3":"AGO","name":"Angola","slug":"angola"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"pertussis-number-of-reported-cases-annual-growth-rate","source":"Statizoid (derived)","source_url":null,"title":"Pertussis - number of reported cases, annual growth rate","unit":"% change on previous year"},"observations":[{"date":"1975-01-01","value":-56.6638},{"date":"1976-01-01","value":151.257},{"date":"1977-01-01","value":214.109},{"date":"1978-01-01","value":136.143},{"date":"1979-01-01","value":34.5435},{"date":"1980-01-01","value":42.7637},{"date":"1981-01-01","value":-41.8376},{"date":"1982-01-01","value":-0.165179},{"date":"1983-01-01","value":-9.44351},{"date":"1984-01-01","value":-15.6987},{"date":"1985-01-01","value":-33.9557},{"date":"1986-01-01","value":-56.1214},{"date":"1987-01-01","value":44.0385},{"date":"1988-01-01","value":43.2152},{"date":"1989-01-01","value":51.112},{"date":"1990-01-01","value":-33.4687},{"date":"1991-01-01","value":-30.111},{"date":"2001-01-01","value":32.1429},{"date":"2002-01-01","value":-100.0},{"date":"2004-01-01","value":-36.8877},{"date":"2005-01-01","value":-100.0},{"date":"2007-01-01","value":-30.6476},{"date":"2008-01-01","value":24.6471},{"date":"2009-01-01","value":-1.82927},{"date":"2010-01-01","value":125.288},{"date":"2011-01-01","value":-38.7948},{"date":"2012-01-01","value":-18.9833},{"date":"2013-01-01","value":-100.0}],"summary":{"latest_period":"2013-01-01","latest_value":-100.0,"max":214.109,"mean":6.95186,"min":-100.0,"of":191,"rank":128,"trend":"volatile"}}