{"entity":{"iso2":"QA","iso3":"QAT","name":"Qatar","slug":"qatar"},"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":-44.3182},{"date":"1976-01-01","value":24.4898},{"date":"1977-01-01","value":-80.3279},{"date":"1978-01-01","value":125.0},{"date":"1979-01-01","value":70.3704},{"date":"1980-01-01","value":376.087},{"date":"1981-01-01","value":-11.8721},{"date":"1982-01-01","value":-89.6373},{"date":"1984-01-01","value":-63.2541},{"date":"1985-01-01","value":-35.8209},{"date":"1986-01-01","value":3.87597},{"date":"1987-01-01","value":4.47761},{"date":"1988-01-01","value":-64.2857},{"date":"1989-01-01","value":-50.0},{"date":"1990-01-01","value":-28.0},{"date":"1991-01-01","value":-83.3333},{"date":"1992-01-01","value":-33.3333},{"date":"1993-01-01","value":0.0},{"date":"1994-01-01","value":-50.0},{"date":"1995-01-01","value":-100.0},{"date":"1997-01-01","value":50.0},{"date":"1998-01-01","value":-100.0},{"date":"2001-01-01","value":300.0},{"date":"2002-01-01","value":100.0},{"date":"2003-01-01","value":-50.0},{"date":"2006-01-01","value":114.286},{"date":"2007-01-01","value":-26.6667},{"date":"2010-01-01","value":22.2222},{"date":"2011-01-01","value":-100.0},{"date":"2024-01-01","value":344.737},{"date":"2025-01-01","value":-84.6154}],"summary":{"latest_period":"2025-01-01","latest_value":-84.6154,"max":376.087,"mean":14.1961,"min":-100.0,"of":191,"rank":84,"trend":"volatile"}}