Andorra vs San Marino: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
Andorra
8.96 one-year-olds
in 2023
San Marino
19.89 one-year-olds
in 2023
Andorra rank
190th
San Marino rank
188th
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time
- Andorra
- San Marino
How they compare
San Marino currently reports 19.89 one-year-olds against 8.96 one-year-olds in Andorra, a difference of 10.93 one-year-olds.
That makes San Marino's figure about 2.2 times Andorra's.
The two have swapped places 3 times across 27 shared years of data; in 1997 it was Andorra ahead.
Andorra ranks 190th and San Marino ranks 188th of 194 countries.
Across the 4 decades both report, Andorra averaged higher in 2 and San Marino in 2.
Head to head by decade
| Decade | Andorra | San Marino | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 69.13 one-year-olds | 2.76 one-year-olds | 66.37 one-year-olds | Andorra |
| 2000s | 18.35 one-year-olds | 17.93 one-year-olds | 0.416 one-year-olds | Andorra |
| 2010s | 11.2 one-year-olds | 37.36 one-year-olds | 26.16 one-year-olds | San Marino |
| 2020s | 6.3 one-year-olds | 22.35 one-year-olds | 16.05 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, Andorra or San Marino?
- San Marino, at 19.89 one-year-olds against 8.96 one-year-olds in Andorra as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus between Andorra and San Marino?
- 10.93 one-year-olds, with San Marino ahead.
- How many years of comparable data are there for Andorra and San Marino?
- 27 years are reported by both, from 1997 to 2023.
- How do Andorra and San Marino rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- Andorra ranks 190th 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.