New Zealand vs Poland: Diphtheria - number of reported cases, gaps filled
New Zealand
4
in 2025
Poland
3
in 2025
New Zealand rank
41st
Poland rank
44th
Diphtheria - number of reported cases, gaps filled over time
- New Zealand
- Poland
How they compare
New Zealand currently reports 4 against 3 in Poland, a difference of 1.
That makes New Zealand's figure about 1.3 times Poland's.
The two have swapped places 18 times across 52 shared years of data; in 1974 it was New Zealand ahead.
New Zealand ranks 41st and Poland ranks 44th of 210 countries.
Across the 6 decades both report, New Zealand averaged higher in 4 and Poland in 1.
Head to head by decade
| Decade | New Zealand | Poland | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 5.17 | 1.67 | 3.5 | New Zealand |
| 1980s | 1.1 | 0.4 | 0.7 | New Zealand |
| 1990s | 0.1 | 2.4 | 2.3 | Poland |
| 2000s | 0.1 | 0.1 | 0 | — |
| 2010s | 2.7 | 0 | 2.7 | New Zealand |
| 2020s | 1.67 | 0.8333 | 0.8333 | New Zealand |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher diphtheria - number of reported cases, gaps filled, New Zealand or Poland?
- New Zealand, at 4 against 3 in Poland as of 2025.
- What is the difference in diphtheria - number of reported cases, gaps filled between New Zealand and Poland?
- 1, with New Zealand ahead.
- How many years of comparable data are there for New Zealand and Poland?
- 52 years are reported by both, from 1974 to 2025.
- How do New Zealand and Poland rank globally for diphtheria - number of reported cases, gaps filled?
- New Zealand ranks 41st and Poland ranks 44th 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.
Individual pages
About this data
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.