Bulgaria vs Serbia: Number of one-year-olds who are not vaccinated against hepatitis B
Bulgaria
4,925 one-year-olds
in 2023
Serbia
4,332 one-year-olds
in 2023
Bulgaria rank
116th
Serbia rank
119th
Number of one-year-olds who are not vaccinated against hepatitis B over time
- Bulgaria
- Serbia
How they compare
Bulgaria currently reports 4,925 one-year-olds against 4,332 one-year-olds in Serbia, a difference of 593 one-year-olds.
That makes Bulgaria's figure about 1.1 times Serbia's.
The two have swapped places 7 times across 20 shared years of data; in 2004 it was Serbia ahead.
Bulgaria ranks 116th and Serbia ranks 119th of 189 countries.
Serbia has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Bulgaria | Serbia | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 3,123 one-year-olds | 8,040 one-year-olds | 4,917 one-year-olds | Serbia |
| 2010s | 4,759 one-year-olds | 4,936 one-year-olds | 177.17 one-year-olds | Serbia |
| 2020s | 5,628 one-year-olds | 6,195 one-year-olds | 567.69 one-year-olds | Serbia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of one-year-olds who are not vaccinated against hepatitis b, Bulgaria or Serbia?
- Bulgaria, at 4,925 one-year-olds against 4,332 one-year-olds in Serbia as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against hepatitis b between Bulgaria and Serbia?
- 593 one-year-olds, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Serbia?
- 20 years are reported by both, from 2004 to 2023.
- How do Bulgaria and Serbia rank globally for number of one-year-olds who are not vaccinated against hepatitis b?
- Bulgaria ranks 116th and Serbia ranks 119th of 189 countries.
- Where does this data come from?
- WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as Number of one-year-olds who are not vaccinated against hepatitis B. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of one-year-olds who have not had three doses of the hepatitis B vaccine in a given year.