Brazil vs Cambodia: Share of one-year-olds who are vaccinated against polio
Brazil
82.0%
in 2024
Cambodia
84.0%
in 2024
Brazil rank
137th
Cambodia rank
134th
Share of one-year-olds who are vaccinated against polio over time
- Brazil
- Cambodia
How they compare
Cambodia currently reports 84.0% against 82.0% in Brazil, a difference of 2.0%.
The two have swapped places 3 times across 41 shared years of data; in 1984 it was Brazil ahead.
Brazil ranks 137th and Cambodia ranks 134th of 194 countries.
Across the 5 decades both report, Brazil averaged higher in 4 and Cambodia in 1.
Head to head by decade
| Decade | Brazil | Cambodia | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 53.7% | 38.2% | 15.5% | Brazil |
| 1990s | 76.6% | 44.8% | 31.8% | Brazil |
| 2000s | 99.0% | 76.0% | 23.0% | Brazil |
| 2010s | 90.9% | 88.1% | 2.8% | Brazil |
| 2020s | 76.8% | 86.0% | 9.2% | Cambodia |
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, Brazil or Cambodia?
- Cambodia, at 84.0% against 82.0% in Brazil as of 2024.
- What is the difference in share of one-year-olds who are vaccinated against polio between Brazil and Cambodia?
- 2.0%, with Cambodia ahead.
- How many years of comparable data are there for Brazil and Cambodia?
- 41 years are reported by both, from 1984 to 2024.
- How do Brazil and Cambodia rank globally for share of one-year-olds who are vaccinated against polio?
- Brazil ranks 137th and Cambodia ranks 134th 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.