How many years of comparable data are there for Europe & Central Asia (IDA & IBRD countries) and Tonga?

20 years are reported by both, from 2005 to 2024.

Where does this data come from?

WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/), published as Immunization, Hib3 (% of children ages 12-23 months). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Europe & Central Asia (IDA & IBRD countries) vs Tonga: Immunization, Hib3

Europe & Central Asia (IDA & IBRD countries)

93.4%

in 2024

Tonga

99.0%

in 2024

Europe & Central Asia (IDA & IBRD countries) rank

3rd

Tonga rank

1st

Immunization, Hib3 over time

Europe & Central Asia (IDA & IBRD countries)
Tonga

How they compare

Tonga currently reports 99.0% against 93.4% in Europe & Central Asia (IDA & IBRD countries), a difference of 5.6%.

That makes Tonga's figure about 1.1 times Europe & Central Asia (IDA & IBRD countries)'s.

Across all 20 years both countries report, Tonga has been ahead every year.

Europe & Central Asia (IDA & IBRD countries) ranks 3rd and Tonga ranks 1st of 43 groups.

Tonga has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Europe & Central Asia (IDA & IBRD countries)	Tonga	Difference	Ahead
2000s	26.0%	99.0%	73.0%	Tonga
2010s	64.0%	97.9%	33.9%	Tonga
2020s	83.7%	99.0%	15.3%	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher immunization, hib3, Europe & Central Asia (IDA & IBRD countries) or Tonga?: Tonga, at 99.0% against 93.4% in Europe & Central Asia (IDA & IBRD countries) as of 2024.
What is the difference in immunization, hib3 between Europe & Central Asia (IDA & IBRD countries) and Tonga?: 5.6%, with Tonga ahead.
How many years of comparable data are there for Europe & Central Asia (IDA & IBRD countries) and Tonga?: 20 years are reported by both, from 2005 to 2024.
How do Europe & Central Asia (IDA & IBRD countries) and Tonga rank globally for immunization, hib3?: Europe & Central Asia (IDA & IBRD countries) ranks 3rd and Tonga ranks 1st of 43 groups.
Where does this data come from?: WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/), published as Immunization, Hib3 (% of children ages 12-23 months). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Europe & Central Asia (IDA & IBRD countries) vs Tonga: Immunization, Hib3. Statizoid, drawing on WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/). Retrieved 17 September 2026, from https://health.statizoid.com/compare/immunization-hib3-percent-of-children-ages-12-23-months/europe-and-central-asia-ida-and-ibrd-countries/tonga/

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<a href="https://health.statizoid.com/compare/immunization-hib3-percent-of-children-ages-12-23-months/europe-and-central-asia-ida-and-ibrd-countries/tonga/">Europe & Central Asia (IDA & IBRD countries) vs Tonga: Immunization, Hib3</a> — Statizoid

About this data

Indicator: Immunization, Hib3 (% of children ages 12-23 months)
Unit: % of children ages 12-23 months
Source: WHO and UNICEF (http://www.who.int/immunization/monitoring_surveillance/en/)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 234 places, 5,441 data points, 1990–2024
Last refreshed: 17 September 2026

Child immunization, Hib3, measures the percentage of children ages 12-23 months who received Hib3 vaccinations before 12 months or at any time before the survey. A child is considered adequately immunized against Hib3 after receiving three doses of Haemophilus influenzae type b vaccine.