Number of one-year-olds who are not vaccinated against diphtheria in Saint Lucia
Saint Lucia: Number of one-year-olds who are not vaccinated against diphtheria was 35.24 % change on previous year in 2023. ◆ Volatile
Number of one-year-olds who are not vaccinated against diphtheria in Saint Lucia, 1981–2023
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
The most recent figure for number of one-year-olds who are not vaccinated against diphtheria in Saint Lucia is 35.24 % change on previous year, measured in 2023.
That represents a change of up 695.2% on the previous year and up 167.4% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against diphtheria in Saint Lucia peaked at 512.33 % change on previous year in 1996 and was at its lowest, -96.77 % change on previous year, in 2001.
That places Saint Lucia 27th out of 194 countries with data for 2023, putting it in the top 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 Saint Lucia, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1981 | -16.49 % change on previous year | — |
| 1982 | -40.67 % change on previous year | +146.6% |
| 1983 | -8.81 % change on previous year | -78.3% |
| 1984 | -9.28 % change on previous year | +5.4% |
| 1985 | -22.31 % change on previous year | +140.3% |
| 1986 | 72.55 % change on previous year | -425.2% |
| 1987 | -31.74 % change on previous year | -143.7% |
| 1988 | 41.06 % change on previous year | -229.4% |
| 1989 | -65.58 % change on previous year | -259.7% |
| 1990 | 32.82 % change on previous year | -150.0% |
| 1991 | -63.82 % change on previous year | -294.4% |
| 1992 | 1.89 % change on previous year | -103.0% |
| 1993 | -24.31 % change on previous year | -1383.3% |
| 1994 | 129.84 % change on previous year | -634.1% |
| 1995 | -71.37 % change on previous year | -155.0% |
| 1996 | 512.33 % change on previous year | -817.9% |
| 1997 | -83.96 % change on previous year | -116.4% |
| 1998 | 472.07 % change on previous year | -662.3% |
| 1999 | -11.25 % change on previous year | -102.4% |
| 2000 | 169.23 % change on previous year | -1604.8% |
| 2001 | -96.77 % change on previous year | -157.2% |
| 2003 | -63.5 % change on previous year | -34.4% |
| 2004 | -12.84 % change on previous year | -79.8% |
| 2005 | -46.13 % change on previous year | +259.2% |
| 2006 | 193.12 % change on previous year | -518.6% |
| 2007 | -93.46 % change on previous year | -148.4% |
| 2008 | 293.46 % change on previous year | -414.0% |
| 2009 | 25 % change on previous year | -91.5% |
| 2010 | -38.95 % change on previous year | -255.8% |
| 2011 | -67.78 % change on previous year | +74.0% |
| 2012 | 81.7 % change on previous year | -220.5% |
| 2013 | -52.31 % change on previous year | -164.0% |
| 2014 | 0.8563 % change on previous year | -101.6% |
| 2015 | 0.3302 % change on previous year | -61.4% |
| 2016 | 398.59 % change on previous year | +120615.7% |
| 2017 | 298.87 % change on previous year | -25.0% |
| 2018 | -75.09 % change on previous year | -125.1% |
| 2019 | 59.09 % change on previous year | -178.7% |
| 2020 | 73.83 % change on previous year | +24.9% |
| 2021 | 41.76 % change on previous year | -43.4% |
| 2022 | -5.92 % change on previous year | -114.2% |
| 2023 | 35.24 % change on previous year | -695.2% |
Saint Lucia compared with similar countries
- Saint Lucia's 35.24 % change on previous year is above the median for upper middle income countries, which is -6.86 % change on previous year. (58 countries reporting)
- Saint Lucia's 35.24 % change on previous year is above the median for Latin America & Caribbean, which is -5.41 % change on previous year. (32 countries reporting)
Biggest year-on-year movements
Years where Number of one-year-olds who are not vaccinated against diphtheria in Saint Lucia 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 |
|---|---|---|---|
| 2016 | +120615.7% | 0.3302 % change on previous year | 398.59 % change on previous year |
| 2000 | +1604.8% | -11.25 % change on previous year | 169.23 % change on previous year |
| 1993 | -1383.3% | 1.89 % change on previous year | -24.31 % change on previous year |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | -9.03 % change on previous year | -65.58 % change on previous year | 72.55 % change on previous year | 9 |
| 1990s | 89.43 % change on previous year | -83.96 % change on previous year | 512.33 % change on previous year | 10 |
| 2000s | 40.9 % change on previous year | -96.77 % change on previous year | 293.46 % change on previous year | 9 |
| 2010s | 60.53 % change on previous year | -75.09 % change on previous year | 398.59 % change on previous year | 10 |
| 2020s | 36.23 % change on previous year | -5.92 % change on previous year | 73.83 % change on previous year | 4 |
Countries ranked near Saint Lucia
- 24 Spain 39.58 % change on previous year compare
- 25 Romania 38.19 % change on previous year compare
- 26 South Africa 37.97 % change on previous year compare
- 28 Kyrgyzstan 34.23 % change on previous year compare
- 29 Tanzania 33.4 % change on previous year compare
- 30 Tajikistan 33.06 % change on previous year compare
More health data for Saint Lucia
- Un projection of annual infant deaths, annual growth rate 0 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate -0.5338 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 1,807 deaths per 1,000 people (2090)
- Number of infants who die before age 1 3 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 0 (2025)
- Population ages 00-04, female, annual growth rate -0.9421 % 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 0.0274 units per person (2025)
- Population ages 00-04, male, annual growth rate -0.9555 % 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 Saint Lucia?
- Number of one-year-olds who are not vaccinated against diphtheria in Saint Lucia was 35.24 % 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 Saint Lucia?
- The highest recorded value was 512.33 % change on previous year in 1996.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria recorded in Saint Lucia?
- The lowest recorded value was -96.77 % change on previous year in 2001.
- How does Saint Lucia rank for number of one-year-olds who are not vaccinated against diphtheria?
- Saint Lucia ranks 27th out of 194 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria rising or falling in Saint Lucia?
- Over the last ten years it is up 167.4%. The long-run trend across the full record is volatile.
- Where does this Saint Lucia 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 — 42 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.