Which has higher immunization, hepb3, Saint Vincent and the Grenadines or Tonga?

Saint Vincent and the Grenadines, at 99.0% against 99.0% in Tonga as of 2024.

What is the difference in immunization, hepb3 between Saint Vincent and the Grenadines and Tonga?

0.0%, with Saint Vincent and the Grenadines ahead.

How many years of comparable data are there for Saint Vincent and the Grenadines and Tonga?

22 years are reported by both, from 2003 to 2024.

Where does this data come from?

World Health Organization (WHO), published as Immunization, HepB3 (% of one-year-old children). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Saint Vincent and the Grenadines vs Tonga: Immunization, HepB3

Saint Vincent and the Grenadines

99.0%

in 2024

Tonga

99.0%

in 2024

Saint Vincent and the Grenadines rank

1st

Tonga rank

1st

Immunization, HepB3 over time

Saint Vincent and the Grenadines
Tonga

How they compare

Saint Vincent and the Grenadines currently reports 99.0% against 99.0% in Tonga, a difference of 0.0%.

The two have swapped places 6 times across 22 shared years of data; in 2003 it was Tonga ahead.

Saint Vincent and the Grenadines ranks 1st and Tonga ranks 1st of 188 countries.

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

Head to head by decade

Decade	Saint Vincent and the Grenadines	Tonga	Difference	Ahead
2000s	89.3%	98.0%	8.7%	Tonga
2010s	97.8%	97.9%	0.1%	Tonga
2020s	97.8%	99.0%	1.2%	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher immunization, hepb3, Saint Vincent and the Grenadines or Tonga?: Saint Vincent and the Grenadines, at 99.0% against 99.0% in Tonga as of 2024.
What is the difference in immunization, hepb3 between Saint Vincent and the Grenadines and Tonga?: 0.0%, with Saint Vincent and the Grenadines ahead.
How many years of comparable data are there for Saint Vincent and the Grenadines and Tonga?: 22 years are reported by both, from 2003 to 2024.
How do Saint Vincent and the Grenadines and Tonga rank globally for immunization, hepb3?: Saint Vincent and the Grenadines ranks 1st and Tonga ranks 1st of 188 countries.
Where does this data come from?: World Health Organization (WHO), published as Immunization, HepB3 (% of one-year-old children). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Saint Vincent and the Grenadines vs Tonga: Immunization, HepB3. Statizoid, drawing on World Health Organization (WHO). Retrieved 13 September 2026, from https://health.statizoid.com/compare/immunization-hepb3-percent-of-one-year-old-children/st-vincent-and-the-grenadines/tonga/

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About this data

Indicator: Immunization, HepB3 (% of one-year-old children)
Unit: % of one-year-old children
Source: World Health Organization (WHO)
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 235 places, 6,534 data points, 1985–2024
Last refreshed: 03 September 2026

Child immunization rate, hepatitis B is the percentage of children ages 12-23 months who received hepatitis B vaccinations before 12 months or at any time before the survey. A child is considered adequately immunized after three doses.