Number of one-year-olds who are not vaccinated against diphtheria in Gabon
Gabon: Number of one-year-olds who are not vaccinated against diphtheria was -24.85 % change on previous year in 2023. ◆ Volatile
Number of one-year-olds who are not vaccinated against diphtheria in Gabon, 1984–2023
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
Gabon recorded -24.85 % change on previous year for number of one-year-olds who are not vaccinated against diphtheria in 2023.
That represents a change of down 140.9% on the previous year and down 223.5% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against diphtheria in Gabon peaked at 60.7 % change on previous year in 2022 and was at its lowest, -64.41 % change on previous year, in 2007.
That places Gabon 165th out of 194 countries with data for 2023, putting it 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 Gabon, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1984 | -17.19 % change on previous year | — |
| 1985 | -22.45 % change on previous year | +30.6% |
| 1986 | -19.09 % change on previous year | -15.0% |
| 1987 | -12.38 % change on previous year | -35.2% |
| 1988 | -17.8 % change on previous year | +43.8% |
| 1989 | -19.36 % change on previous year | +8.8% |
| 1990 | 2.03 % change on previous year | -110.5% |
| 1991 | 29.47 % change on previous year | +1353.0% |
| 1992 | 23.5 % change on previous year | -20.2% |
| 1993 | -1.34 % change on previous year | -105.7% |
| 1994 | -4.58 % change on previous year | +241.8% |
| 1995 | -2.26 % change on previous year | -50.6% |
| 1996 | 27.22 % change on previous year | -1302.6% |
| 1997 | 21.83 % change on previous year | -19.8% |
| 1998 | 10.24 % change on previous year | -53.1% |
| 1999 | 12.19 % change on previous year | +19.1% |
| 2000 | 2.03 % change on previous year | -83.4% |
| 2001 | 2.3 % change on previous year | +13.7% |
| 2002 | 2.4 % change on previous year | +4.2% |
| 2003 | 2.31 % change on previous year | -3.7% |
| 2004 | 2.37 % change on previous year | +2.6% |
| 2005 | 2.5 % change on previous year | +5.6% |
| 2006 | 2.83 % change on previous year | +13.1% |
| 2007 | -64.41 % change on previous year | -2372.7% |
| 2008 | -2.23 % change on previous year | -96.5% |
| 2009 | 37.96 % change on previous year | -1802.4% |
| 2010 | 43.03 % change on previous year | +13.4% |
| 2011 | -20.96 % change on previous year | -148.7% |
| 2012 | -25.12 % change on previous year | +19.8% |
| 2013 | 20.12 % change on previous year | -180.1% |
| 2014 | 45.75 % change on previous year | +127.4% |
| 2015 | -32.14 % change on previous year | -170.3% |
| 2016 | 27.43 % change on previous year | -185.4% |
| 2017 | 2.38 % change on previous year | -91.3% |
| 2018 | 22.78 % change on previous year | +857.0% |
| 2019 | 1.97 % change on previous year | -91.4% |
| 2020 | 25.28 % change on previous year | +1185.7% |
| 2021 | -31.84 % change on previous year | -226.0% |
| 2022 | 60.7 % change on previous year | -290.6% |
| 2023 | -24.85 % change on previous year | -140.9% |
Gabon compared with similar countries
- Gabon's -24.85 % change on previous year is below the median for upper middle income countries, which is -6.86 % change on previous year, 3.6× the median. (58 countries reporting)
- Gabon's -24.85 % change on previous year is below the median for Sub-Saharan Africa, which is 0.8149 % change on previous year. (48 countries reporting)
Biggest year-on-year movements
Years where Number of one-year-olds who are not vaccinated against diphtheria in Gabon 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 |
|---|---|---|---|
| 2007 | -2372.7% | 2.83 % change on previous year | -64.41 % change on previous year |
| 2009 | +1802.4% | -2.23 % change on previous year | 37.96 % change on previous year |
| 1991 | +1353.0% | 2.03 % change on previous year | 29.47 % change on previous year |
| 1996 | +1302.6% | -2.26 % change on previous year | 27.22 % change on previous year |
| 2020 | +1185.7% | 1.97 % change on previous year | 25.28 % change on previous year |
| 2018 | +857.0% | 2.38 % change on previous year | 22.78 % change on previous year |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | -18.05 % change on previous year | -22.45 % change on previous year | -12.38 % change on previous year | 6 |
| 1990s | 11.83 % change on previous year | -4.58 % change on previous year | 29.47 % change on previous year | 10 |
| 2000s | -1.19 % change on previous year | -64.41 % change on previous year | 37.96 % change on previous year | 10 |
| 2010s | 8.52 % change on previous year | -32.14 % change on previous year | 45.75 % change on previous year | 10 |
| 2020s | 7.32 % change on previous year | -31.84 % change on previous year | 60.7 % change on previous year | 4 |
Countries ranked near Gabon
- 162 Mongolia -23.44 % change on previous year compare
- 163 Georgia -23.99 % change on previous year compare
- 164 Angola -24.59 % change on previous year compare
- 166 Fiji -25.95 % change on previous year compare
- 167 Togo -29.87 % change on previous year compare
- 168 Samoa -31.16 % change on previous year compare
More health data for Gabon
- Un projection of annual infant deaths, annual growth rate -0.9749 % change on previous year (2100)
- Heat deaths vs projected death rates, annual growth rate 0.8193 % change on previous year (2090)
- Estimated changes in temperature-related death rates compared to projected death rates 750.6 deaths per 1,000 people (2090)
- Number of infants who die before age 1 711 deaths (2100)
- Neonatal tetanus - number of reported cases, gaps filled 5 (2025)
- Population ages 00-04, female, annual growth rate 0.2502 % 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 0.0638 units per person (2025)
- Population ages 00-04, male, annual growth rate 0.2743 % 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 Gabon?
- Number of one-year-olds who are not vaccinated against diphtheria in Gabon was -24.85 % 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 Gabon?
- The highest recorded value was 60.7 % change on previous year in 2022.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria recorded in Gabon?
- The lowest recorded value was -64.41 % change on previous year in 2007.
- How does Gabon rank for number of one-year-olds who are not vaccinated against diphtheria?
- Gabon ranks 165th out of 194 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria rising or falling in Gabon?
- Over the last ten years it is down 223.5%. The long-run trend across the full record is volatile.
- Where does this Gabon 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.
Download this data
CSV · JSON — 40 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.