{"disease":"polio","iso3":"ZMB","granularity":"year","metric":"cases_annual","generated_at":"2026-11-02T04:03:11+00:00","series":[{"source_id":"gho_WHS3_49","start_year":1980,"values":[276,429,243,182,177,128,134,69,85,47,79,null,5,370,14,6,0,5,6,29,0,3,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]}],"first_year":1980,"last_year":2018,"n_years":38,"latest":{"year":2018,"value":0},"peak":{"year":1981,"value":429}}