Chad vs Saudi Arabia: Diphtheria - number of reported cases, annual growth rate
Chad
-99.85 % change on previous year
in 2025
Saudi Arabia
-100 % change on previous year
in 2025
Chad rank
50th
Saudi Arabia rank
51st
Diphtheria - number of reported cases, annual growth rate over time
- Chad
- Saudi Arabia
How they compare
Chad currently reports -99.85 % change on previous year against -100 % change on previous year in Saudi Arabia, a difference of 0.15 % change on previous year.
The two have swapped places 6 times across 9 shared years of data; in 1975 it was Chad ahead.
Chad ranks 50th and Saudi Arabia ranks 51st of 140 countries.
Across the 3 decades both report, Chad averaged higher in 2 and Saudi Arabia in 1.
Head to head by decade
| Decade | Chad | Saudi Arabia | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 48.33 % change on previous year | -2.44 % change on previous year | 50.77 % change on previous year | Chad |
| 1980s | 130 % change on previous year | -45.83 % change on previous year | 175.83 % change on previous year | Chad |
| 2020s | 93.74 % change on previous year | 150 % change on previous year | 56.26 % change on previous year | Saudi Arabia |
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 Saudi Arabia?
- Chad, at -99.85 % change on previous year against -100 % change on previous year in Saudi Arabia as of 2025.
- What is the difference in diphtheria - number of reported cases, annual growth rate between Chad and Saudi Arabia?
- 0.15 % change on previous year, with Chad ahead.
- How many years of comparable data are there for Chad and Saudi Arabia?
- 9 years are reported by both, from 1975 to 2025.
- How do Chad and Saudi Arabia rank globally for diphtheria - number of reported cases, annual growth rate?
- Chad ranks 50th and Saudi Arabia 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.