Chad vs Zimbabwe: Diphtheria - number of reported cases, annual growth rate
Chad
-99.85 % change on previous year
in 2025
Zimbabwe
-100 % change on previous year
in 2000
Chad rank
50th
Zimbabwe rank
51st
Diphtheria - number of reported cases, annual growth rate over time
- Chad
- Zimbabwe
How they compare
Chad currently reports -99.85 % change on previous year against -100 % change on previous year in Zimbabwe, a difference of 0.15 % change on previous year.
The two have swapped places 3 times across 5 shared years of data; in 1977 it was Chad ahead.
Chad ranks 50th and Zimbabwe ranks 51st of 140 countries.
Across the 2 decades both report, Chad averaged higher in 1 and Zimbabwe in 1.
Head to head by decade
| Decade | Chad | Zimbabwe | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 150 % change on previous year | 245 % change on previous year | 95 % change on previous year | Zimbabwe |
| 1980s | 130 % change on previous year | 40.94 % change on previous year | 89.06 % change on previous year | Chad |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher diphtheria - number of reported cases, annual growth rate, Chad or Zimbabwe?
- Chad, at -99.85 % change on previous year against -100 % change on previous year in Zimbabwe as of 2025.
- What is the difference in diphtheria - number of reported cases, annual growth rate between Chad and Zimbabwe?
- 0.15 % change on previous year, with Chad ahead.
- How many years of comparable data are there for Chad and Zimbabwe?
- 5 years are reported by both, from 1977 to 1986.
- How do Chad and Zimbabwe rank globally for diphtheria - number of reported cases, annual growth rate?
- Chad ranks 50th and Zimbabwe 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.
Individual pages
About this data
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.