Share of one-year-olds vaccinated against Haemophilus influenzae type B in Samoa
Samoa: Share of one-year-olds vaccinated against Haemophilus influenzae type B was 85.0% in 2024. ▲ Rising
Share of one-year-olds vaccinated against Haemophilus influenzae type B in Samoa, 2008–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
The most recent figure for share of one-year-olds vaccinated against haemophilus influenzae type b in Samoa is 85.0%, measured in 2024.
The figure is up 2.4% on the previous year and up 4.9% over ten years.
Over the whole period, share of one-year-olds vaccinated against haemophilus influenzae type b in Samoa peaked at 89.0% in 2020 and was at its lowest, 32.0%, in 2008.
That places Samoa 129th out of 192 countries with data for 2024, putting it in the middle of the range.
The long-run direction has been consistently rising across the 17 years of available data.
Share of one-year-olds vaccinated against Haemophilus influenzae type B in Samoa, year by year
| Year | % | Change |
|---|---|---|
| 2008 | 32.0% | — |
| 2009 | 55.0% | +71.9% |
| 2010 | 70.0% | +27.3% |
| 2011 | 74.0% | +5.7% |
| 2012 | 82.0% | +10.8% |
| 2013 | 85.0% | +3.7% |
| 2014 | 81.0% | -4.7% |
| 2015 | 80.0% | -1.2% |
| 2016 | 74.0% | -7.5% |
| 2017 | 67.0% | -9.5% |
| 2018 | 44.0% | -34.3% |
| 2019 | 68.0% | +54.5% |
| 2020 | 89.0% | +30.9% |
| 2021 | 85.0% | -4.5% |
| 2022 | 76.0% | -10.6% |
| 2023 | 83.0% | +9.2% |
| 2024 | 85.0% | +2.4% |
Samoa compared with similar countries
- Samoa's 85.0% is below the median for upper middle income countries, which is 91.0%, 93% of the median. (57 countries reporting)
- Samoa's 85.0% is below the median for East Asia & Pacific, which is 93.0%, 91% of the median. (29 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 43.5% | 32.0% | 55.0% | 2 |
| 2010s | 72.5% | 44.0% | 85.0% | 10 |
| 2020s | 83.6% | 76.0% | 89.0% | 5 |
Countries ranked near Samoa
More health data for Samoa
- Un projection of annual infant deaths, annual growth rate 0 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 1.71 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 708.7 deaths per 1,000 people (2090)
- Number of infants who die before age 1 17 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 1 (2025)
- Population ages 00-04, female, annual growth rate -2.45 % change on previous year (2025)
- Population ages 00-04, female, per unit of GDP 0 units per US$ of GDP (2025)
- Population ages 00-04, female, per capita 0.0591 units per person (2025)
- Population ages 00-04, male, annual growth rate -2.5 % change on previous year (2025)
- Population ages 00-04, male, per unit of GDP 0 units per US$ of GDP (2025)
Frequently asked questions
- What is share of one-year-olds vaccinated against haemophilus influenzae type b in Samoa?
- Share of one-year-olds vaccinated against haemophilus influenzae type b in Samoa was 85.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest share of one-year-olds vaccinated against haemophilus influenzae type b recorded in Samoa?
- The highest recorded value was 89.0% in 2020.
- What is the lowest share of one-year-olds vaccinated against haemophilus influenzae type b recorded in Samoa?
- The lowest recorded value was 32.0% in 2008.
- How does Samoa rank for share of one-year-olds vaccinated against haemophilus influenzae type b?
- Samoa ranks 129th out of 192 countries with data for 2024.
- Is share of one-year-olds vaccinated against haemophilus influenzae type b rising or falling in Samoa?
- Over the last ten years it is up 4.9%. The long-run trend across the full record is rising.
- Where does this Samoa data come from?
- The figures come from WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Share of one-year-olds vaccinated against Haemophilus influenzae type B. Statizoid updates them automatically from the source API.
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About this data
Share of one-year-olds who have had three doses of Haemophilus influenzae type b vaccine in a given year.