Japan vs Mauritania: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus
Japan
16,012 one-year-olds
in 2023
Mauritania
16,306 one-year-olds
in 2023
Japan rank
88th
Mauritania rank
87th
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus over time
- Japan
- Mauritania
How they compare
Mauritania currently reports 16,306 one-year-olds against 16,012 one-year-olds in Japan, a difference of 294 one-year-olds.
The two have swapped places 7 times across 43 shared years of data; in 1981 it was Japan ahead.
Japan ranks 88th and Mauritania ranks 87th of 194 countries.
Across the 5 decades both report, Japan averaged higher in 3 and Mauritania in 2.
Head to head by decade
| Decade | Japan | Mauritania | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 253,857 one-year-olds | 47,024 one-year-olds | 206,833 one-year-olds | Japan |
| 1990s | 198,019 one-year-olds | 48,559 one-year-olds | 149,461 one-year-olds | Japan |
| 2000s | 45,132 one-year-olds | 28,886 one-year-olds | 16,245 one-year-olds | Japan |
| 2010s | 27,628 one-year-olds | 32,805 one-year-olds | 5,177 one-year-olds | Mauritania |
| 2020s | 17,081 one-year-olds | 26,461 one-year-olds | 9,379 one-year-olds | Mauritania |
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, Japan or Mauritania?
- Mauritania, at 16,306 one-year-olds against 16,012 one-year-olds in Japan as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus between Japan and Mauritania?
- 294 one-year-olds, with Mauritania ahead.
- How many years of comparable data are there for Japan and Mauritania?
- 43 years are reported by both, from 1981 to 2023.
- How do Japan and Mauritania rank globally for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- Japan ranks 88th and Mauritania ranks 87th 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.