Iran, Islamic Republic of vs Japan: Diphtheria - number of reported cases, annual growth rate

Iran, Islamic Republic of
-100 % change on previous year
in 2018
Japan
-100 % change on previous year
in 2002
Iran, Islamic Republic of rank
51st
Japan rank
51st

Diphtheria - number of reported cases, annual growth rate over time

  • Iran, Islamic Republic of
  • Japan
-1000100200197519962018

How they compare

Iran, Islamic Republic of currently reports -100 % change on previous year against -100 % change on previous year in Japan, a difference of 0 % change on previous year.

The two have swapped places 8 times across 18 shared years of data; in 1975 it was Iran, Islamic Republic of ahead.

Iran, Islamic Republic of ranks 51st and Japan ranks 51st of 140 countries.

Across the 4 decades both report, Iran, Islamic Republic of averaged higher in 3 and Japan in 1.

Head to head by decade

Decade Iran, Islamic Republic of Japan Difference Ahead
1970s -28.07 % change on previous year 26.62 % change on previous year 54.69 % change on previous year Japan
1980s 25.08 % change on previous year -27.23 % change on previous year 52.3 % change on previous year Iran, Islamic Republic of
1990s 15.82 % change on previous year -17.5 % change on previous year 33.32 % change on previous year Iran, Islamic Republic of
2000s -25 % change on previous year -50 % change on previous year 25 % change on previous year Iran, Islamic Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher diphtheria - number of reported cases, annual growth rate, Iran, Islamic Republic of or Japan?
Iran, Islamic Republic of, at -100 % change on previous year against -100 % change on previous year in Japan as of 2018.
What is the difference in diphtheria - number of reported cases, annual growth rate between Iran, Islamic Republic of and Japan?
0 % change on previous year, with Iran, Islamic Republic of ahead.
How many years of comparable data are there for Iran, Islamic Republic of and Japan?
18 years are reported by both, from 1975 to 2002.
How do Iran, Islamic Republic of and Japan rank globally for diphtheria - number of reported cases, annual growth rate?
Iran, Islamic Republic of ranks 51st and Japan ranks 51st of 140 countries.
Where does this data come from?
Statizoid (derived), published as Diphtheria - number of reported cases, annual growth rate. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran, Islamic Republic of vs Japan: Diphtheria - number of reported cases, annual growth rate. Statizoid, drawing on Statizoid (derived). Retrieved 08 September 2026, from https://health.statizoid.com/compare/diphtheria-number-of-reported-cases-annual-growth-rate/iran-islamic-rep/japan/

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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.