{"entity":{"iso2":"BZ","iso3":"BLZ","name":"Belize","slug":"belize"},"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":-2.29008},{"date":"1976-01-01","value":-85.9375},{"date":"1977-01-01","value":188.889},{"date":"1978-01-01","value":-100.0},{"date":"1980-01-01","value":450.0},{"date":"1981-01-01","value":436.364},{"date":"1982-01-01","value":-100.0},{"date":"1984-01-01","value":200.0},{"date":"1986-01-01","value":-77.7778},{"date":"1987-01-01","value":-100.0},{"date":"1990-01-01","value":200.0},{"date":"1991-01-01","value":33.3333},{"date":"1992-01-01","value":-100.0},{"date":"1995-01-01","value":-100.0},{"date":"1999-01-01","value":-100.0},{"date":"2009-01-01","value":-100.0},{"date":"2013-01-01","value":-86.3636},{"date":"2014-01-01","value":-50.0},{"date":"2015-01-01","value":-100.0},{"date":"2017-01-01","value":-75.0},{"date":"2018-01-01","value":100.0},{"date":"2019-01-01","value":-100.0}],"summary":{"latest_period":"2019-01-01","latest_value":-100.0,"max":450.0,"mean":15.0553,"min":-100.0,"of":191,"rank":128,"trend":"volatile"}}