{"entity":{"iso2":"CV","iso3":"CPV","name":"Cape Verde","slug":"cabo-verde"},"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":"1977-01-01","value":163.636},{"date":"1978-01-01","value":156.034},{"date":"1979-01-01","value":48.4848},{"date":"1980-01-01","value":-34.2404},{"date":"1981-01-01","value":-45.1724},{"date":"1982-01-01","value":14.4654},{"date":"1983-01-01","value":-96.1538},{"date":"1984-01-01","value":-42.8571},{"date":"1985-01-01","value":75.0},{"date":"1988-01-01","value":-99.5968},{"date":"1989-01-01","value":0.0},{"date":"1990-01-01","value":-100.0},{"date":"2010-01-01","value":-100.0},{"date":"2012-01-01","value":-100.0},{"date":"2014-01-01","value":-100.0}],"summary":{"latest_period":"2014-01-01","latest_value":-100.0,"max":163.636,"mean":-17.36,"min":-100.0,"of":191,"rank":128,"trend":"volatile"}}