Palau vs San Marino: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
Palau
5.88 one-year-olds
in 2023
San Marino
19.89 one-year-olds
in 2023
Palau rank
191st
San Marino rank
188th
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time
- Palau
- San Marino
How they compare
San Marino currently reports 19.89 one-year-olds against 5.88 one-year-olds in Palau, a difference of 14.01 one-year-olds.
That makes San Marino's figure about 3.4 times Palau's.
The two have swapped places 3 times across 38 shared years of data; in 1986 it was Palau ahead.
Palau ranks 191st and San Marino ranks 188th of 194 countries.
Across the 5 decades both report, Palau averaged higher in 3 and San Marino in 2.
Head to head by decade
| Decade | Palau | San Marino | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 34.12 one-year-olds | 2.25 one-year-olds | 31.87 one-year-olds | Palau |
| 1990s | 24.81 one-year-olds | 5.44 one-year-olds | 19.37 one-year-olds | Palau |
| 2000s | 20.09 one-year-olds | 17.93 one-year-olds | 2.16 one-year-olds | Palau |
| 2010s | 20.62 one-year-olds | 37.36 one-year-olds | 16.74 one-year-olds | San Marino |
| 2020s | 8.95 one-year-olds | 22.35 one-year-olds | 13.39 one-year-olds | San Marino |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus, Palau or San Marino?
- San Marino, at 19.89 one-year-olds against 5.88 one-year-olds in Palau as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus between Palau and San Marino?
- 14.01 one-year-olds, with San Marino ahead.
- How many years of comparable data are there for Palau and San Marino?
- 38 years are reported by both, from 1986 to 2023.
- How do Palau and San Marino rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- Palau ranks 191st and San Marino ranks 188th 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 Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of one-year-olds who have not had three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.