Dominican Republic vs Sierra Leone: Number of one-year-olds who are not vaccinated against polio
Dominican Republic
21,902 one-year-olds
in 2023
Sierra Leone
21,194 one-year-olds
in 2023
Dominican Republic rank
78th
Sierra Leone rank
80th
Number of one-year-olds who are not vaccinated against polio over time
- Dominican Republic
- Sierra Leone
How they compare
Dominican Republic currently reports 21,902 one-year-olds against 21,194 one-year-olds in Sierra Leone, a difference of 708 one-year-olds.
The two have swapped places 5 times across 25 shared years of data; in 1999 it was Sierra Leone ahead.
Dominican Republic ranks 78th and Sierra Leone ranks 80th of 194 countries.
Across the 4 decades both report, Dominican Republic averaged higher in 2 and Sierra Leone in 2.
Head to head by decade
| Decade | Dominican Republic | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 58,713 one-year-olds | 61,712 one-year-olds | 2,999 one-year-olds | Sierra Leone |
| 2000s | 45,471 one-year-olds | 69,688 one-year-olds | 24,217 one-year-olds | Sierra Leone |
| 2010s | 30,548 one-year-olds | 24,816 one-year-olds | 5,731 one-year-olds | Dominican Republic |
| 2020s | 30,431 one-year-olds | 22,105 one-year-olds | 8,326 one-year-olds | Dominican Republic |
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 polio, Dominican Republic or Sierra Leone?
- Dominican Republic, at 21,902 one-year-olds against 21,194 one-year-olds in Sierra Leone as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against polio between Dominican Republic and Sierra Leone?
- 708 one-year-olds, with Dominican Republic ahead.
- How many years of comparable data are there for Dominican Republic and Sierra Leone?
- 25 years are reported by both, from 1999 to 2023.
- How do Dominican Republic and Sierra Leone rank globally for number of one-year-olds who are not vaccinated against polio?
- Dominican Republic ranks 78th and Sierra Leone ranks 80th of 194 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 polio. 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 the third dose of either the oral or inactivated polio vaccine in a given year.