Palau vs Sri Lanka: Share of one-year-olds who are vaccinated against polio
Palau
97.0%
in 2024
Sri Lanka
97.0%
in 2024
Palau rank
30th
Sri Lanka rank
30th
Share of one-year-olds who are vaccinated against polio over time
- Palau
- Sri Lanka
How they compare
Palau currently reports 97.0% against 97.0% in Sri Lanka, a difference of 0.0%.
The two have swapped places 7 times across 38 shared years of data; in 1987 it was Palau ahead.
Palau ranks 30th and Sri Lanka ranks 30th of 194 countries.
Across the 5 decades both report, Palau averaged higher in 1 and Sri Lanka in 4.
Head to head by decade
| Decade | Palau | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 98.7% | 84.0% | 14.7% | Palau |
| 1990s | 90.9% | 91.4% | 0.5% | Sri Lanka |
| 2000s | 92.0% | 98.0% | 6.0% | Sri Lanka |
| 2010s | 92.8% | 99.0% | 6.2% | Sri Lanka |
| 2020s | 95.8% | 97.2% | 1.4% | Sri Lanka |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of one-year-olds who are vaccinated against polio, Palau or Sri Lanka?
- Palau, at 97.0% against 97.0% in Sri Lanka as of 2024.
- What is the difference in share of one-year-olds who are vaccinated against polio between Palau and Sri Lanka?
- 0.0%, with Palau ahead.
- How many years of comparable data are there for Palau and Sri Lanka?
- 38 years are reported by both, from 1987 to 2024.
- How do Palau and Sri Lanka rank globally for share of one-year-olds who are vaccinated against polio?
- Palau ranks 30th and Sri Lanka ranks 30th 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 Share of one-year-olds who are vaccinated against polio. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Share of one-year-olds who have had the third dose of either the oral or inactivated polio vaccine in a given year.