How many years of comparable data are there for Cameroon and Iran, Islamic Republic of?

25 years are reported by both, from 1974 to 2025.

Where does this data come from?

Statizoid (derived), published as Diphtheria - number of reported cases, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Cameroon vs Iran, Islamic Republic of: Diphtheria - number of reported cases, gaps filled

Cameroon

in 2025

Iran, Islamic Republic of

in 2025

Cameroon rank

60th

Iran, Islamic Republic of rank

60th

Diphtheria - number of reported cases, gaps filled over time

Cameroon
Iran, Islamic Republic of

How they compare

Cameroon currently reports 0 against 0 in Iran, Islamic Republic of, a difference of 0.

The two have swapped places 2 times across 25 shared years of data; in 1974 it was Iran, Islamic Republic of ahead.

Cameroon ranks 60th and Iran, Islamic Republic of ranks 60th of 210 countries.

Iran, Islamic Republic of has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Cameroon	Iran, Islamic Republic of	Difference	Ahead
1970s	0	1,016	1,016	Iran, Islamic Republic of
1980s	46.5	243.2	196.7	Iran, Islamic Republic of
1990s	0	112	112	Iran, Islamic Republic of
2020s	0	0	0	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher diphtheria - number of reported cases, gaps filled, Cameroon or Iran, Islamic Republic of?: Cameroon, at 0 against 0 in Iran, Islamic Republic of as of 2025.
What is the difference in diphtheria - number of reported cases, gaps filled between Cameroon and Iran, Islamic Republic of?: 0, with Cameroon ahead.
How many years of comparable data are there for Cameroon and Iran, Islamic Republic of?: 25 years are reported by both, from 1974 to 2025.
How do Cameroon and Iran, Islamic Republic of rank globally for diphtheria - number of reported cases, gaps filled?: Cameroon ranks 60th and Iran, Islamic Republic of ranks 60th of 210 countries.
Where does this data come from?: Statizoid (derived), published as Diphtheria - number of reported cases, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Cameroon vs Iran, Islamic Republic of: Diphtheria - number of reported cases, gaps filled. Statizoid, drawing on Statizoid (derived). Retrieved 01 September 2026, from https://health.statizoid.com/compare/diphtheria-number-of-reported-cases-gaps-filled/cameroon/iran-islamic-rep/

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About this data

Indicator: Diphtheria - number of reported cases, gaps filled
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 222 places, 9,846 data points, 1974–2025
Last refreshed: 31 August 2026

Diphtheria - number of reported cases with 613 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.