Number of one-year-olds who are not vaccinated against diphtheria in Brunei Darussalam
Brunei Darussalam: Number of one-year-olds who are not vaccinated against diphtheria was 0.0001 one-year-olds per person in 2023. ◆ Volatile
Number of one-year-olds who are not vaccinated against diphtheria in Brunei Darussalam, 1980–2023
Source: Statizoid (derived). Measured in one-year-olds per person.
Analysis
In 2023, number of one-year-olds who are not vaccinated against diphtheria in Brunei Darussalam stood at 0.0001 one-year-olds per person. That is the lowest value across all 44 years on record.
The figure is down 1.1% on the previous year and down 16.4% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against diphtheria in Brunei Darussalam peaked at 0.0042 one-year-olds per person in 1987 and was at its lowest, 0.0001 one-year-olds per person, in 2023.
Brunei Darussalam ranks 176th of 192 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Number of one-year-olds who are not vaccinated against diphtheria in Brunei Darussalam, year by year
| Year | one-year-olds per person | Change |
|---|---|---|
| 1980 | 0.0032 one-year-olds per person | — |
| 1981 | 0.0017 one-year-olds per person | -46.5% |
| 1982 | 0.0003 one-year-olds per person | -83.6% |
| 1983 | 0.0042 one-year-olds per person | +1380.8% |
| 1984 | 0.0011 one-year-olds per person | -73.5% |
| 1985 | 0.0034 one-year-olds per person | +202.0% |
| 1986 | 0.0039 one-year-olds per person | +17.6% |
| 1987 | 0.0042 one-year-olds per person | +7.2% |
| 1988 | 0.0031 one-year-olds per person | -27.3% |
| 1989 | 0.0025 one-year-olds per person | -19.1% |
| 1990 | 0.0019 one-year-olds per person | -23.0% |
| 1991 | 0.0013 one-year-olds per person | -29.6% |
| 1992 | 0.0011 one-year-olds per person | -21.3% |
| 1993 | 0.0003 one-year-olds per person | -75.6% |
| 1994 | 0.0002 one-year-olds per person | -3.6% |
| 1995 | 0.0002 one-year-olds per person | -4.0% |
| 1996 | 0.0002 one-year-olds per person | -4.2% |
| 1997 | 0.0002 one-year-olds per person | -4.2% |
| 1998 | 0.0006 one-year-olds per person | +189.0% |
| 1999 | 0.0016 one-year-olds per person | +158.7% |
| 2000 | 0.0002 one-year-olds per person | -87.9% |
| 2001 | 0.0006 one-year-olds per person | +191.8% |
| 2002 | 0.0011 one-year-olds per person | +95.1% |
| 2003 | 0.0015 one-year-olds per person | +29.7% |
| 2004 | 0.0014 one-year-olds per person | -3.2% |
| 2005 | 0.001 one-year-olds per person | -27.6% |
| 2006 | 0.0005 one-year-olds per person | -51.8% |
| 2007 | 0.0002 one-year-olds per person | -67.6% |
| 2008 | 0.0003 one-year-olds per person | +95.8% |
| 2009 | 0.0002 one-year-olds per person | -50.3% |
| 2010 | 0.0008 one-year-olds per person | +410.1% |
| 2011 | 0.0005 one-year-olds per person | -38.8% |
| 2012 | 0.0008 one-year-olds per person | +67.7% |
| 2013 | 0.0002 one-year-olds per person | -80.1% |
| 2014 | 0.0002 one-year-olds per person | -1.5% |
| 2015 | 0.0002 one-year-olds per person | -1.5% |
| 2016 | 0.0002 one-year-olds per person | -1.5% |
| 2017 | 0.0002 one-year-olds per person | -1.9% |
| 2018 | 0.0001 one-year-olds per person | -2.5% |
| 2019 | 0.0001 one-year-olds per person | -2.7% |
| 2020 | 0.0001 one-year-olds per person | -2.4% |
| 2021 | 0.0001 one-year-olds per person | -1.7% |
| 2022 | 0.0001 one-year-olds per person | -0.9% |
| 2023 | 0.0001 one-year-olds per person | -1.1% |
Brunei Darussalam compared with similar countries
- Brunei Darussalam's 0.0001 one-year-olds per person is below the median for high income countries, which is 0.0004 one-year-olds per person, 30% of the median. (63 countries reporting)
- Brunei Darussalam's 0.0001 one-year-olds per person is below the median for East Asia & Pacific, which is 0.0013 one-year-olds per person, 10% of the median. (30 countries reporting)
Biggest year-on-year movements
Years where Number of one-year-olds who are not vaccinated against diphtheria in Brunei Darussalam changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1983 | +1380.8% | 0.0003 one-year-olds per person | 0.0042 one-year-olds per person |
| 2010 | +410.1% | 0.0002 one-year-olds per person | 0.0008 one-year-olds per person |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.0028 one-year-olds per person | 0.0003 one-year-olds per person | 0.0042 one-year-olds per person | 10 |
| 1990s | 0.0008 one-year-olds per person | 0.0002 one-year-olds per person | 0.0019 one-year-olds per person | 10 |
| 2000s | 0.0007 one-year-olds per person | 0.0002 one-year-olds per person | 0.0015 one-year-olds per person | 10 |
| 2010s | 0.0003 one-year-olds per person | 0.0001 one-year-olds per person | 0.0008 one-year-olds per person | 10 |
| 2020s | 0.0001 one-year-olds per person | 0.0001 one-year-olds per person | 0.0001 one-year-olds per person | 4 |
Countries ranked near Brunei Darussalam
- 173 Malta 0.0002 one-year-olds per person compare
- 174 Singapore 0.0002 one-year-olds per person compare
- 175 Sri Lanka 0.0001 one-year-olds per person compare
- 177 Iran, Islamic Republic of 0.0001 one-year-olds per person compare
- 178 Korea, Democratic People's Republic of 0.0001 one-year-olds per person compare
- 179 Japan 0.0001 one-year-olds per person compare
More health data for Brunei Darussalam
- Un projection of annual infant deaths, annual growth rate 0 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate -0.3926 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,268 deaths per 1,000 people (2090)
- Number of infants who die before age 1 8 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -0.7116 % 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 0.032 units per person (2025)
- Population ages 00-04, male, annual growth rate -0.7964 % 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 number of one-year-olds who are not vaccinated against diphtheria in Brunei Darussalam?
- Number of one-year-olds who are not vaccinated against diphtheria in Brunei Darussalam was 0.0001 one-year-olds per person in 2023, according to Statizoid (derived).
- What is the highest number of one-year-olds who are not vaccinated against diphtheria recorded in Brunei Darussalam?
- The highest recorded value was 0.0042 one-year-olds per person in 1987.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria recorded in Brunei Darussalam?
- The lowest recorded value was 0.0001 one-year-olds per person in 2023.
- How does Brunei Darussalam rank for number of one-year-olds who are not vaccinated against diphtheria?
- Brunei Darussalam ranks 176th out of 192 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria rising or falling in Brunei Darussalam?
- Over the last ten years it is down 16.4%. The long-run trend across the full record is volatile.
- Where does this Brunei Darussalam data come from?
- The figures come from Statizoid (derived), published as part of Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus, per capita. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 44 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus ÷ Population, total
Computed from
- Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data
- Population, total World Population Prospects, United Nations (UN)
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus divided by Population, total, matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.