{"entity":{"iso2":"CM","iso3":"CMR","name":"Cameroon","slug":"cameroon"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"pertussis-number-of-reported-cases-gaps-filled","source":"Statizoid (derived)","source_url":null,"title":"Pertussis - number of reported cases, gaps filled","unit":null},"observations":[{"date":"1974-01-01","value":1058.0},{"date":"1975-01-01","value":1099.0},{"date":"1983-01-01","value":14042.0},{"date":"1984-01-01","value":10079.0},{"date":"1985-01-01","value":11126.0},{"date":"1986-01-01","value":10861.0},{"date":"1987-01-01","value":6246.0},{"date":"1988-01-01","value":5659.0},{"date":"1989-01-01","value":5073.0},{"date":"1990-01-01","value":5498.0},{"date":"1991-01-01","value":5911.0},{"date":"1992-01-01","value":1900.0},{"date":"1993-01-01","value":1103.0},{"date":"1994-01-01","value":553.5},{"date":"1995-01-01","value":4.0},{"date":"1996-01-01","value":2.0},{"date":"1997-01-01","value":0.0},{"date":"2025-01-01","value":0.0}],"summary":{"latest_period":"2025-01-01","latest_value":0.0,"max":14042.0,"mean":4456.36,"min":0.0,"of":210,"rank":137,"trend":"volatile"}}