{"entity":{"iso2":"GW","iso3":"GNB","name":"Guinea-Bissau","slug":"guinea-bissau"},"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":60.1542},{"date":"1978-01-01","value":22.7929},{"date":"1979-01-01","value":80.0},{"date":"1980-01-01","value":-9.22295},{"date":"1981-01-01","value":5.84},{"date":"1982-01-01","value":48.7528},{"date":"1983-01-01","value":-54.4715},{"date":"1984-01-01","value":-48.2143},{"date":"1985-01-01","value":60.1293},{"date":"1986-01-01","value":62.3149},{"date":"1987-01-01","value":36.733},{"date":"1988-01-01","value":-22.0133},{"date":"1989-01-01","value":-88.2582},{"date":"1990-01-01","value":901.325},{"date":"1991-01-01","value":18.1217},{"date":"1997-01-01","value":-7.69231},{"date":"2002-01-01","value":-90.2439},{"date":"2003-01-01","value":300.0},{"date":"2004-01-01","value":-87.5},{"date":"2007-01-01","value":-100.0},{"date":"2020-01-01","value":-100.0}],"summary":{"latest_period":"2020-01-01","latest_value":-100.0,"max":901.325,"mean":47.0737,"min":-100.0,"of":191,"rank":128,"trend":"volatile"}}