Number of one-year-olds who are not vaccinated against diphtheria in Vanuatu
Vanuatu: Number of one-year-olds who are not vaccinated against diphtheria was -12.21 % change on previous year in 2023. ◆ Volatile
Number of one-year-olds who are not vaccinated against diphtheria in Vanuatu, 1983–2023
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
Vanuatu recorded -12.21 % change on previous year for number of one-year-olds who are not vaccinated against diphtheria in 2023.
That represents a change of up 21.9% on the previous year and down 39.3% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against diphtheria in Vanuatu peaked at 121.06 % change on previous year in 2020 and was at its lowest, -38.29 % change on previous year, in 1993.
That places Vanuatu 137th out of 194 countries with data for 2023, putting it in the middle of the range.
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 Vanuatu, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1983 | -2.92 % change on previous year | — |
| 1984 | 1.83 % change on previous year | -162.8% |
| 1985 | -0.0481 % change on previous year | -102.6% |
| 1986 | 1.04 % change on previous year | -2264.4% |
| 1987 | -34.78 % change on previous year | -3441.3% |
| 1988 | -2.64 % change on previous year | -92.4% |
| 1989 | -5.54 % change on previous year | +109.9% |
| 1990 | -37.47 % change on previous year | +576.7% |
| 1991 | -28.02 % change on previous year | -25.2% |
| 1992 | 37.35 % change on previous year | -233.3% |
| 1993 | -38.29 % change on previous year | -202.5% |
| 1994 | 87.4 % change on previous year | -328.3% |
| 1995 | 4.03 % change on previous year | -95.4% |
| 1996 | 21.9 % change on previous year | +443.6% |
| 1997 | -15.63 % change on previous year | -171.4% |
| 1998 | -0.7087 % change on previous year | -95.5% |
| 1999 | 3.46 % change on previous year | -588.3% |
| 2000 | 0.7681 % change on previous year | -77.8% |
| 2001 | 5.26 % change on previous year | +585.3% |
| 2002 | 2.44 % change on previous year | -53.7% |
| 2003 | 5.16 % change on previous year | +111.6% |
| 2004 | 1.39 % change on previous year | -73.1% |
| 2005 | 5.15 % change on previous year | +271.2% |
| 2006 | 1.97 % change on previous year | -61.7% |
| 2007 | -3.94 % change on previous year | -299.8% |
| 2008 | -6.81 % change on previous year | +72.6% |
| 2009 | -3.43 % change on previous year | -49.6% |
| 2010 | -4.16 % change on previous year | +21.2% |
| 2011 | -5.57 % change on previous year | +33.8% |
| 2012 | -11.86 % change on previous year | +113.0% |
| 2013 | -8.76 % change on previous year | -26.1% |
| 2014 | -10.28 % change on previous year | +17.3% |
| 2015 | 45.98 % change on previous year | -547.2% |
| 2016 | -3.46 % change on previous year | -107.5% |
| 2017 | -19.94 % change on previous year | +476.9% |
| 2018 | 1.18 % change on previous year | -105.9% |
| 2019 | -32.88 % change on previous year | -2887.6% |
| 2020 | 121.06 % change on previous year | -468.2% |
| 2021 | 73.14 % change on previous year | -39.6% |
| 2022 | -15.63 % change on previous year | -121.4% |
| 2023 | -12.21 % change on previous year | -21.9% |
Vanuatu compared with similar countries
- Vanuatu's -12.21 % change on previous year is below the median for lower middle income countries, which is 2.01 % change on previous year. (46 countries reporting)
- Vanuatu's -12.21 % change on previous year is below the median for East Asia & Pacific, which is -0.6561 % change on previous year, 18.6× the median. (30 countries reporting)
Biggest year-on-year movements
Years where Number of one-year-olds who are not vaccinated against diphtheria in Vanuatu 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 |
|---|---|---|---|
| 1987 | -3441.3% | 1.04 % change on previous year | -34.78 % change on previous year |
| 2019 | -2887.6% | 1.18 % change on previous year | -32.88 % change on previous year |
| 1986 | +2264.4% | -0.0481 % change on previous year | 1.04 % change on previous year |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | -6.15 % change on previous year | -34.78 % change on previous year | 1.83 % change on previous year | 7 |
| 1990s | 3.4 % change on previous year | -38.29 % change on previous year | 87.4 % change on previous year | 10 |
| 2000s | 0.7956 % change on previous year | -6.81 % change on previous year | 5.26 % change on previous year | 10 |
| 2010s | -4.97 % change on previous year | -32.88 % change on previous year | 45.98 % change on previous year | 10 |
| 2020s | 41.59 % change on previous year | -15.63 % change on previous year | 121.06 % change on previous year | 4 |
Countries ranked near Vanuatu
- 134 Peru -11.44 % change on previous year compare
- 135 Syria -11.83 % change on previous year compare
- 136 Haiti -11.91 % change on previous year compare
- 138 Croatia -12.36 % change on previous year compare
- 139 Mexico -12.51 % change on previous year compare
- 140 Armenia -12.52 % change on previous year compare
More health data for Vanuatu
- Un projection of annual infant deaths, annual growth rate -2.22 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.8846 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 695.7 deaths per 1,000 people (2090)
- Number of infants who die before age 1 44 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate 0.3888 % 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 0.0639 units per person (2025)
- Population ages 00-04, male, annual growth rate 0.395 % 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 Vanuatu?
- Number of one-year-olds who are not vaccinated against diphtheria in Vanuatu was -12.21 % change on previous year in 2023, according to Statizoid (derived).
- What is the highest number of one-year-olds who are not vaccinated against diphtheria recorded in Vanuatu?
- The highest recorded value was 121.06 % change on previous year in 2020.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria recorded in Vanuatu?
- The lowest recorded value was -38.29 % change on previous year in 1993.
- How does Vanuatu rank for number of one-year-olds who are not vaccinated against diphtheria?
- Vanuatu ranks 137th out of 194 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria rising or falling in Vanuatu?
- Over the last ten years it is down 39.3%. The long-run trend across the full record is volatile.
- Where does this Vanuatu 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, annual growth rate. Statizoid updates them automatically from the source API.
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CSV · JSON — 41 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
The year-on-year percentage change in Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.
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
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
The year-on-year percentage change in Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.