El Salvador vs New Zealand: Number of one-year-olds who have not received the inactivated polio vaccine
El Salvador
3,950 one-year-olds
in 2023
New Zealand
4,127 one-year-olds
in 2023
El Salvador rank
116th
New Zealand rank
114th
Number of one-year-olds who have not received the inactivated polio vaccine over time
- El Salvador
- New Zealand
How they compare
New Zealand currently reports 4,127 one-year-olds against 3,950 one-year-olds in El Salvador, a difference of 177 one-year-olds.
The two have swapped places 4 times across 8 shared years of data; in 2016 it was New Zealand ahead.
El Salvador ranks 116th and New Zealand ranks 114th of 194 countries.
El Salvador has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | El Salvador | New Zealand | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 6,402 one-year-olds | 3,444 one-year-olds | 2,958 one-year-olds | El Salvador |
| 2020s | 4,746 one-year-olds | 3,718 one-year-olds | 1,028 one-year-olds | El Salvador |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of one-year-olds who have not received the inactivated polio vaccine, El Salvador or New Zealand?
- New Zealand, at 4,127 one-year-olds against 3,950 one-year-olds in El Salvador as of 2023.
- What is the difference in number of one-year-olds who have not received the inactivated polio vaccine between El Salvador and New Zealand?
- 177 one-year-olds, with New Zealand ahead.
- How many years of comparable data are there for El Salvador and New Zealand?
- 8 years are reported by both, from 2016 to 2023.
- How do El Salvador and New Zealand rank globally for number of one-year-olds who have not received the inactivated polio vaccine?
- El Salvador ranks 116th and New Zealand ranks 114th 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 have not received the inactivated polio vaccine. 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 the first dose of the inactivated polio vaccine in a given year.