San Marino vs Sierra Leone: Number of one-year-olds who are not vaccinated against diphtheria
Number of one-year-olds who are not vaccinated against diphtheria over time
- San Marino
- Sierra Leone
How they compare
San Marino currently reports 0.3315 one-year-olds per square kilometre against 0.2936 one-year-olds per square kilometre in Sierra Leone, a difference of 0.0379 one-year-olds per square kilometre.
That makes San Marino's figure about 1.1 times Sierra Leone's.
The two have swapped places 1 time across 25 shared years of data; in 1999 it was Sierra Leone ahead.
San Marino ranks 56th and Sierra Leone ranks 59th of 192 countries.
Across the 4 decades both report, San Marino averaged higher in 2 and Sierra Leone in 2.
Head to head by decade
| Decade | San Marino | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0.0468 one-year-olds per square kilometre | 1.25 one-year-olds per square kilometre | 1.2 one-year-olds per square kilometre | Sierra Leone |
| 2000s | 0.2989 one-year-olds per square kilometre | 0.9561 one-year-olds per square kilometre | 0.6572 one-year-olds per square kilometre | Sierra Leone |
| 2010s | 0.6227 one-year-olds per square kilometre | 0.335 one-year-olds per square kilometre | 0.2877 one-year-olds per square kilometre | San Marino |
| 2020s | 0.3725 one-year-olds per square kilometre | 0.2822 one-year-olds per square kilometre | 0.0902 one-year-olds per square kilometre | San Marino |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of one-year-olds who are not vaccinated against diphtheria, San Marino or Sierra Leone?
- San Marino, at 0.3315 one-year-olds per square kilometre against 0.2936 one-year-olds per square kilometre in Sierra Leone as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against diphtheria between San Marino and Sierra Leone?
- 0.0379 one-year-olds per square kilometre, with San Marino ahead.
- How many years of comparable data are there for San Marino and Sierra Leone?
- 25 years are reported by both, from 1999 to 2023.
- How do San Marino and Sierra Leone rank globally for number of one-year-olds who are not vaccinated against diphtheria?
- San Marino ranks 56th and Sierra Leone ranks 59th of 192 countries.
- Where does this data come from?
- Statizoid (derived), published as Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.