How many years of comparable data are there for Rwanda and Samoa?

28 years are reported by both, from 1974 to 2023.

Where does this data come from?

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

Rwanda vs Samoa: Diphtheria - number of reported cases, per unit of GDP

Rwanda

0 units per US$ of GDP

in 2023

Samoa

0 units per US$ of GDP

in 2025

Rwanda rank

60th

Samoa rank

60th

Diphtheria - number of reported cases, per unit of GDP over time

Rwanda
Samoa

How they compare

Rwanda currently reports 0 units per US$ of GDP against 0 units per US$ of GDP in Samoa, a difference of 0 units per US$ of GDP.

The two have swapped places 7 times across 28 shared years of data; in 1974 it was Rwanda ahead.

Rwanda ranks 60th and Samoa ranks 60th of 201 countries.

Across the 6 decades both report, Rwanda averaged higher in 2 and Samoa in 2.

Head to head by decade

Decade	Rwanda	Samoa	Difference	Ahead
1970s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Rwanda
1980s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Samoa
1990s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Rwanda
2000s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	—
2010s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	Samoa
2020s	0 units per US$ of GDP	0 units per US$ of GDP	0 units per US$ of GDP	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher diphtheria - number of reported cases, per unit of gdp, Rwanda or Samoa?: Rwanda, at 0 units per US$ of GDP against 0 units per US$ of GDP in Samoa as of 2023.
What is the difference in diphtheria - number of reported cases, per unit of gdp between Rwanda and Samoa?: 0 units per US$ of GDP, with Rwanda ahead.
How many years of comparable data are there for Rwanda and Samoa?: 28 years are reported by both, from 1974 to 2023.
How do Rwanda and Samoa rank globally for diphtheria - number of reported cases, per unit of gdp?: Rwanda ranks 60th and Samoa ranks 60th of 201 countries.
Where does this data come from?: Statizoid (derived), published as Diphtheria - number of reported cases, per unit of GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Rwanda vs Samoa: Diphtheria - number of reported cases, per unit of GDP. Statizoid, drawing on Statizoid (derived). Retrieved 03 September 2026, from https://health.statizoid.com/compare/diphtheria-number-of-reported-cases-per-unit-of-gdp/rwanda/samoa/

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About this data

Indicator: Diphtheria - number of reported cases, per unit of GDP
Unit: units per US$ of GDP
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 202 places, 8,002 data points, 1974–2025
Last refreshed: 31 August 2026

Diphtheria - number of reported cases divided by GDP (current US$), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.