Pick a measure and the places to compare. Every chart below updates at once. 94 measures for 217 countries and every US state.
Share of children under 5 who carry hepatitis B (HBsAg). In 2024, the source had figures for 195 countries. The world figure was 0.60 % of children, and the middle country stood at 0.20 % of children. Data runs from 2015 to 2024 (source: World Health Organization, CC BY-NC-SA 3.0 IGO).
Values in % of children. Use the dashboard above to compare any places, years and trends.
| Source | Licence | Measures | Last fetched | Oldest saved copy |
|---|---|---|---|---|
| World Bank | CC BY 4.0 | 32 | ||
| World Health Organization | CC BY-NC-SA 3.0 IGO | 17 | ||
| Our World in Data | CC BY 4.0 | 9 | ||
| CDC | Public domain | 13 | ||
| UNICEF | CC BY 4.0 | 3 | ||
| ClinicalTrials.gov | Public domain | 8 | ||
| OECD Health Statistics | CC BY 4.0 | 12 |
Each measure is fetched again once its saved copy is a day old. If a source is down, the last good copy stays. When you reuse the numbers, credit the source and follow its licence. The WHO licence (CC BY-NC-SA) does not allow commercial reuse.
Straight from public sources: the World Bank, the World Health Organization, the OECD, UNICEF, Our World in Data, the US CDC and ClinicalTrials.gov. Each chart names its source and links to it.
Every day. The dashboard keeps a saved copy of each measure and fetches a new one from the source daily.
Yes. Press CSV above the charts to download the chosen places or every place, with the source on each row.
Yes, the dashboard is free. When you reuse the numbers, credit the original source shown under the charts and follow its licence.
It is a straight line through each place's last 10 years, carried forward. It shows where things head if nothing changes, not a forecast model.
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Figures come straight from each source and are refreshed every day. Sources sometimes fill gaps with estimates, and groups such as "World" or "South Asia" are their own totals. For market sizes, forecasts and company data, see our market reports.