{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"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":-100.0},{"date":"1977-01-01","value":-100.0},{"date":"1979-01-01","value":-100.0},{"date":"1982-01-01","value":-100.0},{"date":"1984-01-01","value":-100.0},{"date":"1988-01-01","value":0.0},{"date":"1989-01-01","value":-100.0},{"date":"1993-01-01","value":900.0},{"date":"1994-01-01","value":-80.0},{"date":"1995-01-01","value":0.0},{"date":"1996-01-01","value":350.0},{"date":"1997-01-01","value":-100.0},{"date":"2001-01-01","value":-100.0},{"date":"2024-01-01","value":0.0},{"date":"2025-01-01","value":200.0}],"summary":{"latest_period":"2025-01-01","latest_value":200.0,"max":900.0,"mean":38.0,"min":-100.0,"of":140,"rank":9,"trend":"volatile"}}