Congo vs Solomon Islands: Number of one-year-olds who are not vaccinated against diphtheria

Congo
0.1158 one-year-olds per square kilometre
in 2023
Solomon Islands
0.1197 one-year-olds per square kilometre
in 2023
Congo rank
99th
Solomon Islands rank
97th

Number of one-year-olds who are not vaccinated against diphtheria over time

  • Congo
  • Solomon Islands
00.10.20.3198020012023

How they compare

Solomon Islands currently reports 0.1197 one-year-olds per square kilometre against 0.1158 one-year-olds per square kilometre in Congo, a difference of 0.0039 one-year-olds per square kilometre.

The two have swapped places 6 times across 44 shared years of data; in 1980 it was Solomon Islands ahead.

Congo ranks 99th and Solomon Islands ranks 97th of 192 countries.

Across the 5 decades both report, Congo averaged higher in 4 and Solomon Islands in 1.

Head to head by decade

Decade Congo Solomon Islands Difference Ahead
1980s 0.0875 one-year-olds per square kilometre 0.196 one-year-olds per square kilometre 0.1086 one-year-olds per square kilometre Solomon Islands
1990s 0.1396 one-year-olds per square kilometre 0.1282 one-year-olds per square kilometre 0.0114 one-year-olds per square kilometre Congo
2000s 0.1385 one-year-olds per square kilometre 0.0721 one-year-olds per square kilometre 0.0664 one-year-olds per square kilometre Congo
2010s 0.1017 one-year-olds per square kilometre 0.0889 one-year-olds per square kilometre 0.0127 one-year-olds per square kilometre Congo
2020s 0.1213 one-year-olds per square kilometre 0.0849 one-year-olds per square kilometre 0.0364 one-year-olds per square kilometre Congo

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, Congo or Solomon Islands?
Solomon Islands, at 0.1197 one-year-olds per square kilometre against 0.1158 one-year-olds per square kilometre in Congo as of 2023.
What is the difference in number of one-year-olds who are not vaccinated against diphtheria between Congo and Solomon Islands?
0.0039 one-year-olds per square kilometre, with Solomon Islands ahead.
How many years of comparable data are there for Congo and Solomon Islands?
44 years are reported by both, from 1980 to 2023.
How do Congo and Solomon Islands rank globally for number of one-year-olds who are not vaccinated against diphtheria?
Congo ranks 99th and Solomon Islands ranks 97th 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.

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Congo vs Solomon Islands: Number of one-year-olds who are not vaccinated against diphtheria. Statizoid, drawing on Statizoid (derived). Retrieved 17 September 2026, from https://health.statizoid.com/compare/number-of-one-year-olds-who-are-not-vaccinated-against-diphtheria-pertussis-and-tetanus-3/congo-rep/solomon-islands/

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<a href="https://health.statizoid.com/compare/number-of-one-year-olds-who-are-not-vaccinated-against-diphtheria-pertussis-and-tetanus-3/congo-rep/solomon-islands/">Congo vs Solomon Islands: Number of one-year-olds who are not vaccinated against diphtheria</a> — Statizoid

About this data

Indicator
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus, per square kilometre
Unit
one-year-olds per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
192 places, 7,710 data points, 1980–2023
Last refreshed

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.