The number of confirmed cases of polio worldwide has declined consistently since 1980 as a result of immunization. This statistic shows the number of cases of polio reported each year from 1980 to 2023 worldwide, by region.
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The number of confirmed cases of polio worldwide has declined consistently since 1980 as a result of immunization. This statistic shows the number of cases of polio reported each year from 1980 to 2023 worldwide, by region.