Prevalence of hepatitis B surface antigen (HBsAg), 2026 methodology in Tonga
Tonga: Prevalence of hepatitis B surface antigen (HBsAg), 2026 methodology was 0.6% in 2024. ▼ Falling
Prevalence of hepatitis B surface antigen (HBsAg), 2026 methodology in Tonga, 2015–2024
Source: United Nations Statistics Division, SDG Global Database.
Analysis
The most recent figure for prevalence of hepatitis b surface antigen (hbsag), 2026 methodology in Tonga is 0.6%, measured in 2024. That is the lowest value across all 10 years on record.
Compared with earlier readings it is down 45.5% over ten years.
Over the whole period, prevalence of hepatitis b surface antigen (hbsag), 2026 methodology in Tonga peaked at 1.1% in 2015 and was at its lowest, 0.6%, in 2023.
That places Tonga 50th out of 215 countries with data for 2024, putting it in the top quarter.
Prevalence of hepatitis B surface antigen (HBsAg), 2026 methodology in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 2015 | 1.1% | — |
| 2016 | 1.1% | +0.0% |
| 2017 | 1.1% | +0.0% |
| 2018 | 1.0% | -9.1% |
| 2019 | 1.0% | +0.0% |
| 2020 | 0.9% | -10.0% |
| 2021 | 0.8% | -11.1% |
| 2022 | 0.7% | -12.5% |
| 2023 | 0.6% | -14.3% |
| 2024 | 0.6% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 1.1% | 1.0% | 1.1% | 5 |
| 2020s | 0.7% | 0.6% | 0.9% | 5 |
Countries ranked near Tonga
- 50 Ethiopia 0.6% compare
- 50 Madagascar 0.6% compare
- 50 Naoero 0.6% compare
- 50 Northern Mariana Islands 0.6% compare
- 50 Palau 0.6% compare
More development goals data for Tonga
- Red List Index 0.7501 (2025)
- Number of refugees per 100,000 population, by country of origin 58.77 (2025)
- Manufacturing value added per capita 286.2 (2025)
- Number of transboundary breeds 18 (2025)
- Number of transboundary breeds (not extinct) 18 (2025)
- Number of transboundary breeds with unknown risk status 18 (2025)
- Number of local breeds with unknown risk status 5 (2025)
- Number of local breeds (not extinct) 5 (2025)
- Number of local breeds kept in the country 5 (2025)
- Infant deaths 19 (2024)
Frequently asked questions
- What is prevalence of hepatitis b surface antigen (hbsag), 2026 methodology in Tonga?
- Prevalence of hepatitis b surface antigen (hbsag), 2026 methodology in Tonga was 0.6% in 2024, according to United Nations Statistics Division, SDG Global Database.
- What is the highest prevalence of hepatitis b surface antigen (hbsag), 2026 methodology recorded in Tonga?
- The highest recorded value was 1.1% in 2015.
- What is the lowest prevalence of hepatitis b surface antigen (hbsag), 2026 methodology recorded in Tonga?
- The lowest recorded value was 0.6% in 2023.
- How does Tonga rank for prevalence of hepatitis b surface antigen (hbsag), 2026 methodology?
- Tonga ranks 50th out of 215 countries with data for 2024.
- Is prevalence of hepatitis b surface antigen (hbsag), 2026 methodology rising or falling in Tonga?
- Over the last ten years it is down 45.5%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from United Nations Statistics Division, SDG Global Database, published as part of Prevalence of hepatitis B surface antigen (HBsAg), 2026 methodology (%). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 10 observations, free to reuse under UN SDG Global Database (open, attribution requested).