{"entity":{"iso2":"BJ","iso3":"BEN","name":"Benin","slug":"benin"},"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":15.8019},{"date":"1976-01-01","value":-29.0835},{"date":"1977-01-01","value":-4.6525},{"date":"1978-01-01","value":102.59},{"date":"1979-01-01","value":-27.639},{"date":"1980-01-01","value":-44.6476},{"date":"1981-01-01","value":49.9258},{"date":"1982-01-01","value":-33.028},{"date":"1983-01-01","value":-28.3919},{"date":"1984-01-01","value":11.4094},{"date":"1985-01-01","value":22.6135},{"date":"1986-01-01","value":-56.9917},{"date":"1987-01-01","value":88.7522},{"date":"1988-01-01","value":-69.041},{"date":"1989-01-01","value":-31.5789},{"date":"1996-01-01","value":-88.7204},{"date":"2000-01-01","value":377.778},{"date":"2005-01-01","value":102.041},{"date":"2006-01-01","value":-100.0},{"date":"2011-01-01","value":-100.0},{"date":"2024-01-01","value":0.0},{"date":"2025-01-01","value":-100.0}],"summary":{"latest_period":"2025-01-01","latest_value":-100.0,"max":377.778,"mean":2.59715,"min":-100.0,"of":191,"rank":128,"trend":"volatile"}}