New Zealand vs Sierra Leone: Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae
New Zealand
15,918 one-year-olds
in 2023
Sierra Leone
16,484 one-year-olds
in 2023
New Zealand rank
77th
Sierra Leone rank
74th
Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae over time
- New Zealand
- Sierra Leone
How they compare
Sierra Leone currently reports 16,484 one-year-olds against 15,918 one-year-olds in New Zealand, a difference of 566 one-year-olds.
Across all 13 years both countries report, Sierra Leone has been ahead every year.
New Zealand ranks 77th and Sierra Leone ranks 74th of 143 countries.
Sierra Leone has averaged higher in every one of the 2 decades both report.
Head to head by decade
| Decade | New Zealand | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 2010s | 4,268 one-year-olds | 27,175 one-year-olds | 22,907 one-year-olds | Sierra Leone |
| 2020s | 8,001 one-year-olds | 19,184 one-year-olds | 11,183 one-year-olds | Sierra Leone |
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 streptococcus pneumoniae, New Zealand or Sierra Leone?
- Sierra Leone, at 16,484 one-year-olds against 15,918 one-year-olds in New Zealand as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against streptococcus pneumoniae between New Zealand and Sierra Leone?
- 566 one-year-olds, with Sierra Leone ahead.
- How many years of comparable data are there for New Zealand and Sierra Leone?
- 13 years are reported by both, from 2011 to 2023.
- How do New Zealand and Sierra Leone rank globally for number of one-year-olds who are not vaccinated against streptococcus pneumoniae?
- New Zealand ranks 77th and Sierra Leone ranks 74th of 143 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 Streptococcus pneumoniae. 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 third dose of the pneumococcal conjugate vaccine in a given year.