China vs Sri Lanka: Share of one-year-olds who are vaccinated against polio
China
97.0%
in 2024
Sri Lanka
97.0%
in 2024
China rank
30th
Sri Lanka rank
30th
Share of one-year-olds who are vaccinated against polio over time
- China
- Sri Lanka
How they compare
China currently reports 97.0% against 97.0% in Sri Lanka, a difference of 0.0%.
The two have swapped places 7 times across 43 shared years of data; in 1982 it was China ahead.
China ranks 30th and Sri Lanka ranks 30th of 194 countries.
Across the 5 decades both report, China averaged higher in 2 and Sri Lanka in 2.
Head to head by decade
| Decade | China | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 83.8% | 72.9% | 10.9% | China |
| 1990s | 88.5% | 91.4% | 2.9% | Sri Lanka |
| 2000s | 90.5% | 98.0% | 7.5% | Sri Lanka |
| 2010s | 99.0% | 99.0% | 0.0% | — |
| 2020s | 98.2% | 97.2% | 1.0% | China |
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, China or Sri Lanka?
- China, 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 China and Sri Lanka?
- 0.0%, with China ahead.
- How many years of comparable data are there for China and Sri Lanka?
- 43 years are reported by both, from 1982 to 2024.
- How do China and Sri Lanka rank globally for share of one-year-olds who are vaccinated against polio?
- China 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.