{"disease":"pertussis","iso3":"PRK","granularity":"year","metric":"cases_annual","generated_at":"2026-11-02T04:03:11+00:00","series":[{"source_id":"gho_WHS3_43","start_year":1974,"values":[12669,2695,3088,60476,14501,350,0,110,563,1919,1767,1607,952,494,363,274,58,49,47,null,150,130,98,60,32,50,304,87,1087,1084,1930,493,409,1250,395,8,0,13,8,0,0,0,0,0,0,null,null,null,0]}],"first_year":1974,"last_year":2022,"n_years":45,"latest":{"year":2022,"value":0},"peak":{"year":1977,"value":60476}}