Canada vs New Zealand: Diphtheria - number of reported cases, annual growth rate
Canada
150 % change on previous year
in 2025
New Zealand
100 % change on previous year
in 2025
Canada rank
14th
New Zealand rank
17th
Diphtheria - number of reported cases, annual growth rate over time
- Canada
- New Zealand
How they compare
Canada currently reports 150 % change on previous year against 100 % change on previous year in New Zealand, a difference of 50 % change on previous year.
That makes Canada's figure about 1.5 times New Zealand's.
The two have swapped places 8 times across 19 shared years of data; in 1975 it was Canada ahead.
Canada ranks 14th and New Zealand ranks 17th of 140 countries.
Across the 5 decades both report, Canada averaged higher in 3 and New Zealand in 2.
Head to head by decade
| Decade | Canada | New Zealand | Difference | Ahead |
|---|---|---|---|---|
| 1970s | -47.31 % change on previous year | 80.36 % change on previous year | 127.67 % change on previous year | New Zealand |
| 1980s | -18.36 % change on previous year | 7.14 % change on previous year | 25.5 % change on previous year | New Zealand |
| 2000s | 0 % change on previous year | -100 % change on previous year | 100 % change on previous year | Canada |
| 2010s | 86.67 % change on previous year | -50 % change on previous year | 136.67 % change on previous year | Canada |
| 2020s | 35 % change on previous year | 0 % change on previous year | 35 % change on previous year | Canada |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher diphtheria - number of reported cases, annual growth rate, Canada or New Zealand?
- Canada, at 150 % change on previous year against 100 % change on previous year in New Zealand as of 2025.
- What is the difference in diphtheria - number of reported cases, annual growth rate between Canada and New Zealand?
- 50 % change on previous year, with Canada ahead.
- How many years of comparable data are there for Canada and New Zealand?
- 19 years are reported by both, from 1975 to 2025.
- How do Canada and New Zealand rank globally for diphtheria - number of reported cases, annual growth rate?
- Canada ranks 14th and New Zealand ranks 17th 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.