Republic of Korea vs Sri Lanka: Share of one-year-olds who are vaccinated against polio
Republic of Korea
97.0%
in 2024
Sri Lanka
97.0%
in 2024
Republic of Korea rank
30th
Sri Lanka rank
30th
Share of one-year-olds who are vaccinated against polio over time
- Republic of Korea
- Sri Lanka
How they compare
Republic of Korea currently reports 97.0% against 97.0% in Sri Lanka, a difference of 0.0%.
The two have swapped places 7 times across 44 shared years of data; in 1981 it was Republic of Korea ahead.
Republic of Korea ranks 30th and Sri Lanka ranks 30th of 194 countries.
Across the 5 decades both report, Republic of Korea averaged higher in 2 and Sri Lanka in 3.
Head to head by decade
| Decade | Republic of Korea | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 80.2% | 69.8% | 10.4% | Republic of Korea |
| 1990s | 84.5% | 91.4% | 6.9% | Sri Lanka |
| 2000s | 95.3% | 98.0% | 2.7% | Sri Lanka |
| 2010s | 97.9% | 99.0% | 1.1% | Sri Lanka |
| 2020s | 97.4% | 97.2% | 0.2% | Republic of Korea |
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, Republic of Korea or Sri Lanka?
- Republic of Korea, 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 Republic of Korea and Sri Lanka?
- 0.0%, with Republic of Korea ahead.
- How many years of comparable data are there for Republic of Korea and Sri Lanka?
- 44 years are reported by both, from 1981 to 2024.
- How do Republic of Korea and Sri Lanka rank globally for share of one-year-olds who are vaccinated against polio?
- Republic of Korea 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.