Hepatitis B (HepB3) immunization coverage among 1-year-olds (%) in Tonga
Tonga: Hepatitis B (HepB3) immunization coverage among 1-year-olds (%) was 94.0% in 2025. ▬ Flat
Latest (2025)
94.0%
Change on year
down 5.1%
World rank
72nd
of 194 countries
All-time high
99.0%
in 2004
All-time low
93.0%
in 2003
Years of data
26
2000–2025
Hepatitis B (HepB3) immunization coverage among 1-year-olds (%) in Tonga, 2000–2025
Source: World Health Organization, Global Health Observatory.
Analysis
Tonga recorded 94.0% for hepatitis b (hepb3) immunization coverage among 1-year-olds (%) in 2025.
Compared with earlier readings it is down 5.1% on the previous year and down 2.1% over ten years.
Over the whole period, hepatitis b (hepb3) immunization coverage among 1-year-olds (%) in Tonga peaked at 99.0% in 2004 and was at its lowest, 93.0%, in 2003.
That places Tonga 72nd out of 194 countries with data for 2025, putting it in the middle of the range.
Hepatitis B (HepB3) immunization coverage among 1-year-olds (%) in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 2000 | 97.0% | — |
| 2001 | 96.0% | -1.0% |
| 2002 | 95.0% | -1.0% |
| 2003 | 93.0% | -2.1% |
| 2004 | 99.0% | +6.5% |
| 2005 | 99.0% | +0.0% |
| 2006 | 99.0% | +0.0% |
| 2007 | 99.0% | +0.0% |
| 2008 | 98.0% | -1.0% |
| 2009 | 99.0% | +1.0% |
| 2010 | 99.0% | +0.0% |
| 2011 | 99.0% | +0.0% |
| 2012 | 95.0% | -4.0% |
| 2013 | 99.0% | +4.2% |
| 2014 | 98.0% | -1.0% |
| 2015 | 96.0% | -2.0% |
| 2016 | 96.0% | +0.0% |
| 2017 | 99.0% | +3.1% |
| 2018 | 99.0% | +0.0% |
| 2019 | 99.0% | +0.0% |
| 2020 | 99.0% | +0.0% |
| 2021 | 99.0% | +0.0% |
| 2022 | 99.0% | +0.0% |
| 2023 | 99.0% | +0.0% |
| 2024 | 99.0% | +0.0% |
| 2025 | 94.0% | -5.1% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 97.4% | 93.0% | 99.0% | 10 |
| 2010s | 97.9% | 95.0% | 99.0% | 10 |
| 2020s | 98.2% | 94.0% | 99.0% | 6 |
Countries ranked near Tonga
More health data for Tonga
- Un projection of annual infant deaths, annual growth rate -33.33 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 2.33 % change on previous year (2090)
- Heat deaths vs projected death rates 834.5 (2090)
- Un projection of annual infant deaths 2 (2100)
- Population ages 65 and above, female, annual growth rate 2.1 % change on previous year (2025)
- Population ages 65 and above, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 65 and above, female, per capita 0.0398 units per person (2025)
- Population ages 65 and above, male, annual growth rate 0.8817 % change on previous year (2025)
- Population ages 65 and above, male, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 65 and above, male, per capita 0.0287 units per person (2025)
Frequently asked questions
- What is hepatitis b (hepb3) immunization coverage among 1-year-olds (%) in Tonga?
- Hepatitis b (hepb3) immunization coverage among 1-year-olds (%) in Tonga was 94.0% in 2025, according to World Health Organization, Global Health Observatory.
- What is the highest hepatitis b (hepb3) immunization coverage among 1-year-olds (%) recorded in Tonga?
- The highest recorded value was 99.0% in 2004.
- What is the lowest hepatitis b (hepb3) immunization coverage among 1-year-olds (%) recorded in Tonga?
- The lowest recorded value was 93.0% in 2003.
- How does Tonga rank for hepatitis b (hepb3) immunization coverage among 1-year-olds (%)?
- Tonga ranks 72nd out of 194 countries with data for 2025.
- Is hepatitis b (hepb3) immunization coverage among 1-year-olds (%) rising or falling in Tonga?
- Over the last ten years it is down 2.1%. The long-run trend across the full record is flat.
- Where does this Tonga data come from?
- The figures come from World Health Organization, Global Health Observatory, published as part of Hepatitis B (HepB3) immunization coverage among 1-year-olds (%) (WUENIC). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 26 observations, free to reuse under CC BY-NC-SA 3.0 IGO (WHO).