Peru vs Samoa: Share of one-year-olds vaccinated against diphtheria, tetanus
Peru
84.0%
in 2025
Samoa
84.0%
in 2025
Peru rank
133rd
Samoa rank
133rd
Share of one-year-olds vaccinated against diphtheria, tetanus over time
- Peru
- Samoa
How they compare
Peru currently reports 84.0% against 84.0% in Samoa, a difference of 0.0%.
The two have swapped places 6 times across 46 shared years of data; in 1980 it was Samoa ahead.
Peru ranks 133rd and Samoa ranks 133rd of 195 countries.
Across the 5 decades both report, Peru averaged higher in 2 and Samoa in 3.
Head to head by decade
| Decade | Peru | Samoa | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 36.9% | 79.9% | 43.0% | Samoa |
| 1990s | 86.7% | 92.6% | 5.9% | Samoa |
| 2000s | 91.3% | 71.0% | 20.3% | Peru |
| 2010s | 90.1% | 73.7% | 16.4% | Peru |
| 2020s | 81.3% | 83.7% | 2.3% | Samoa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher share of one-year-olds vaccinated against diphtheria, tetanus and pertussis, Peru or Samoa?
- Peru, at 84.0% against 84.0% in Samoa as of 2025.
- What is the difference in share of one-year-olds vaccinated against diphtheria, tetanus and pertussis between Peru and Samoa?
- 0.0%, with Peru ahead.
- How many years of comparable data are there for Peru and Samoa?
- 46 years are reported by both, from 1980 to 2025.
- How do Peru and Samoa rank globally for share of one-year-olds vaccinated against diphtheria, tetanus and pertussis?
- Peru ranks 133rd and Samoa ranks 133rd of 195 countries.
- Where does this data come from?
- WHO & UNICEF (2026); UN, World Population Prospects (2024) – processed by Our World in Data, published as Share of one-year-olds vaccinated against diphtheria, tetanus and pertussis. 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 three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.