Portugal vs Tonga: Polio vaccine coverage of one year olds

Portugal
99
in 2024
Tonga
99
in 2024
Portugal rank
1st
Tonga rank
1st

Polio vaccine coverage of one year olds over time

  • Portugal
  • Tonga
20406080100198020022024

How they compare

Portugal currently reports 99 against 99 in Tonga, a difference of 0.

The two have swapped places 12 times across 45 shared years of data; in 1980 it was Tonga ahead.

Portugal ranks 1st and Tonga ranks 1st of 194 countries.

Across the 5 decades both report, Portugal averaged higher in 1 and Tonga in 3.

Head to head by decade

Decade Portugal Tonga Difference Ahead
1980s 45 66.6 21.6 Tonga
1990s 94.1 94.9 0.8 Tonga
2000s 95.8 97.2 1.4 Tonga
2010s 98 97.9 0.1 Portugal
2020s 99 99 0 —

Averages of every year both report within each decade.

Frequently asked questions

Which has higher polio vaccine coverage of one year olds, Portugal or Tonga?
Portugal, at 99 against 99 in Tonga as of 2024.
What is the difference in polio vaccine coverage of one year olds between Portugal and Tonga?
0, with Portugal ahead.
How many years of comparable data are there for Portugal and Tonga?
45 years are reported by both, from 1980 to 2024.
How do Portugal and Tonga rank globally for polio vaccine coverage of one year olds?
Portugal ranks 1st and Tonga ranks 1st of 194 countries.
Where does this data come from?
Our World in Data, published as Polio vaccine coverage of one year olds. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs Tonga: Polio vaccine coverage of one year olds. Statizoid, drawing on Our World in Data. Retrieved 10 November 2026, from https://health.statizoid.com/compare/polio-vaccine-coverage-of-one-year-olds/portugal/tonga/

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About this data

Indicator
Polio vaccine coverage of one year olds
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
194 places, 8,105 data points, 1980–2024
Last refreshed