Diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo

Democratic Republic of Congo: Diphtheria - number of reported cases, annual growth rate was 281.25 % change on previous year in 2025. ◆ Volatile

Latest (2025)
281.25 % change on previous year
Change on year
up 585.8%
World rank
7th
of 140 countries
All-time high
453.85 % change on previous year
in 1978
All-time low
-81.94 % change on previous year
in 1979
Years of data
12
1975–2025

Diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo, 1975–2025

02004001975200020251975: -8 % change on previous year1976: -50 % change on previous year1977: -43.5 % change on previous year1978: 453.8 % change on previous year1979: -81.9 % change on previous year1980: 230.8 % change on previous year1981: -44.2 % change on previous year1982: 8.3 % change on previous year1983: 107.7 % change on previous year2023: -13.6 % change on previous year2024: -57.9 % change on previous year2025: 281.2 % change on previous year

Source: Statizoid (derived). Measured in % change on previous year.

Analysis

The most recent figure for diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo is 281.25 % change on previous year, measured in 2025.

Compared with earlier readings it is up 585.8% on the previous year.

Over the whole period, diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo peaked at 453.85 % change on previous year in 1978 and was at its lowest, -81.94 % change on previous year, in 1979.

Democratic Republic of Congo ranks 7th of 140 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo, year by year

Annual values for Diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo, 1975 to 2025.
Year % change on previous year Change
1975 -8 % change on previous year —
1976 -50 % change on previous year +525.0%
1977 -43.48 % change on previous year -13.0%
1978 453.85 % change on previous year -1143.8%
1979 -81.94 % change on previous year -118.1%
1980 230.77 % change on previous year -381.6%
1981 -44.19 % change on previous year -119.1%
1982 8.33 % change on previous year -118.9%
1983 107.69 % change on previous year +1192.3%
2023 -13.64 % change on previous year -112.7%
2024 -57.89 % change on previous year +324.6%
2025 281.25 % change on previous year -585.8%

Democratic Republic of Congo compared with similar countries

  • Democratic Republic of Congo's 281.25 % change on previous year is above the median for low income countries, which is -100 % change on previous year. (20 countries reporting)
  • Democratic Republic of Congo's 281.25 % change on previous year is above the median for Sub-Saharan Africa, which is -100 % change on previous year. (34 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1970s 54.08 % change on previous year -81.94 % change on previous year 453.85 % change on previous year 5
1980s 75.65 % change on previous year -44.19 % change on previous year 230.77 % change on previous year 4
2020s 69.91 % change on previous year -57.89 % change on previous year 281.25 % change on previous year 3

Countries ranked near Democratic Republic of Congo

  1. 4 South Africa 330.14 % change on previous year compare
  2. 5 Benin 321.43 % change on previous year compare
  3. 6 Switzerland 300 % change on previous year compare
  4. 8 Gabon 233.33 % change on previous year compare
  5. 9 Spain 200 % change on previous year compare
  6. 9 Cambodia 200 % change on previous year compare
  7. 9 Poland 200 % change on previous year compare

See the full ranking of 152 places →

More health data for Democratic Republic of Congo

All data for Democratic Republic of Congo →

Frequently asked questions

What is diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo?
Diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo was 281.25 % change on previous year in 2025, according to Statizoid (derived).
What is the highest diphtheria - number of reported cases, annual growth rate recorded in Democratic Republic of Congo?
The highest recorded value was 453.85 % change on previous year in 1978.
What is the lowest diphtheria - number of reported cases, annual growth rate recorded in Democratic Republic of Congo?
The lowest recorded value was -81.94 % change on previous year in 1979.
How does Democratic Republic of Congo rank for diphtheria - number of reported cases, annual growth rate?
Democratic Republic of Congo ranks 7th out of 140 countries with data for 2025.
Where does this Democratic Republic of Congo data come from?
The figures come from Statizoid (derived), published as part of Diphtheria - number of reported cases, annual growth rate. Statizoid updates them automatically from the source API.

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Diphtheria - number of reported cases, annual growth rate in Democratic Republic of Congo. Statizoid, drawing on Statizoid (derived). Retrieved 10 November 2026, from https://health.statizoid.com/stat/diphtheria-number-of-reported-cases-annual-growth-rate/congo-dem-rep/

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How this figure is calculated

The year-on-year percentage change in Diphtheria - number of reported cases. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.

Computed from

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

Indicator
Diphtheria - number of reported cases, annual growth rate
Unit
% change on previous year
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
152 places, 3,361 data points, 1975–2025
Last refreshed

The year-on-year percentage change in Diphtheria - number of reported cases. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.