{"entity":{"iso2":"NG","iso3":"NGA","name":"Nigeria","slug":"nigeria"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"diphtheria-number-of-reported-cases-annual-growth-rate","source":"Statizoid (derived)","source_url":null,"title":"Diphtheria - number of reported cases, annual growth rate","unit":"% change on previous year"},"observations":[{"date":"1975-01-01","value":-75.1938},{"date":"1976-01-01","value":940.625},{"date":"1977-01-01","value":215.315},{"date":"1978-01-01","value":-56.6667},{"date":"1979-01-01","value":-39.7802},{"date":"1980-01-01","value":-39.781},{"date":"1981-01-01","value":-0.606061},{"date":"1982-01-01","value":613.415},{"date":"1983-01-01","value":-76.4957},{"date":"1984-01-01","value":166.545},{"date":"1985-01-01","value":172.306},{"date":"1986-01-01","value":-6.26253},{"date":"1987-01-01","value":-61.7851},{"date":"1988-01-01","value":169.93},{"date":"1989-01-01","value":161.088},{"date":"1990-01-01","value":-64.9137},{"date":"1991-01-01","value":61.1425},{"date":"1992-01-01","value":-17.4798},{"date":"1993-01-01","value":-13.1433},{"date":"1994-01-01","value":-77.0323},{"date":"2001-01-01","value":-38.2228},{"date":"2002-01-01","value":-67.9903},{"date":"2019-01-01","value":22.4064},{"date":"2024-01-01","value":-25.1924},{"date":"2025-01-01","value":44.1529}],"summary":{"latest_period":"2025-01-01","latest_value":44.1529,"max":940.625,"mean":76.2552,"min":-77.0323,"of":140,"rank":22,"trend":"volatile"}}