Japan vs Zambia: Share of one-year-olds vaccinated against diphtheria, tetanus
Japan
91.0%
in 2025
Zambia
91.0%
in 2025
Japan rank
93rd
Zambia rank
93rd
Share of one-year-olds vaccinated against diphtheria, tetanus over time
- Japan
- Zambia
How they compare
Japan currently reports 91.0% against 91.0% in Zambia, a difference of 0.0%.
The two have swapped places 7 times across 43 shared years of data; in 1983 it was Japan ahead.
Japan ranks 93rd and Zambia ranks 93rd of 195 countries.
Across the 5 decades both report, Japan averaged higher in 4 and Zambia in 1.
Head to head by decade
| Decade | Japan | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 83.9% | 69.9% | 14.0% | Japan |
| 1990s | 83.2% | 85.0% | 1.8% | Zambia |
| 2000s | 96.1% | 84.4% | 11.7% | Japan |
| 2010s | 97.3% | 86.4% | 10.9% | Japan |
| 2020s | 97.0% | 87.8% | 9.2% | Japan |
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, Japan or Zambia?
- Japan, at 91.0% against 91.0% in Zambia as of 2025.
- What is the difference in share of one-year-olds vaccinated against diphtheria, tetanus and pertussis between Japan and Zambia?
- 0.0%, with Japan ahead.
- How many years of comparable data are there for Japan and Zambia?
- 43 years are reported by both, from 1983 to 2025.
- How do Japan and Zambia rank globally for share of one-year-olds vaccinated against diphtheria, tetanus and pertussis?
- Japan ranks 93rd and Zambia ranks 93rd 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.