San Marino vs Tuvalu: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
San Marino
19.89 one-year-olds
in 2023
Tuvalu
13.14 one-year-olds
in 2023
San Marino rank
188th
Tuvalu rank
189th
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time
- San Marino
- Tuvalu
How they compare
San Marino currently reports 19.89 one-year-olds against 13.14 one-year-olds in Tuvalu, a difference of 6.75 one-year-olds.
That makes San Marino's figure about 1.5 times Tuvalu's.
The two have swapped places 9 times across 41 shared years of data; in 1983 it was Tuvalu ahead.
San Marino ranks 188th and Tuvalu ranks 189th of 194 countries.
Across the 5 decades both report, San Marino averaged higher in 3 and Tuvalu in 2.
Head to head by decade
| Decade | San Marino | Tuvalu | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 2.31 one-year-olds | 83.19 one-year-olds | 80.88 one-year-olds | Tuvalu |
| 1990s | 5.44 one-year-olds | 36.57 one-year-olds | 31.14 one-year-olds | Tuvalu |
| 2000s | 17.93 one-year-olds | 14.08 one-year-olds | 3.85 one-year-olds | San Marino |
| 2010s | 37.36 one-year-olds | 18.02 one-year-olds | 19.34 one-year-olds | San Marino |
| 2020s | 22.35 one-year-olds | 14.51 one-year-olds | 7.84 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, San Marino or Tuvalu?
- San Marino, at 19.89 one-year-olds against 13.14 one-year-olds in Tuvalu as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus between San Marino and Tuvalu?
- 6.75 one-year-olds, with San Marino ahead.
- How many years of comparable data are there for San Marino and Tuvalu?
- 41 years are reported by both, from 1983 to 2023.
- How do San Marino and Tuvalu rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- San Marino ranks 188th and Tuvalu ranks 189th 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.