Cook Islands vs Mongolia: Fertility rate by age group

Cook Islands
20.58
in 2023
Mongolia
19.74
in 2023
Cook Islands rank
134th
Mongolia rank
136th

Fertility rate by age group over time

  • Cook Islands
  • Mongolia
255075100125195019862023

How they compare

Cook Islands currently reports 20.58 against 19.74 in Mongolia, a difference of 0.84.

The two have swapped places 2 times across 74 shared years of data; in 1950 it was Cook Islands ahead.

Cook Islands ranks 134th and Mongolia ranks 136th of 236 countries.

Across the 8 decades both report, Cook Islands averaged higher in 7 and Mongolia in 1.

Head to head by decade

Decade Cook Islands Mongolia Difference Ahead
1950s 115.19 48.56 66.63 Cook Islands
1960s 117.69 55.35 62.33 Cook Islands
1970s 89.57 49.11 40.46 Cook Islands
1980s 89.94 36.94 53 Cook Islands
1990s 71.17 35.75 35.42 Cook Islands
2000s 55.62 21.43 34.19 Cook Islands
2010s 40.55 28.96 11.59 Cook Islands
2020s 21.74 22.21 0.468 Mongolia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher fertility rate by age group, Cook Islands or Mongolia?
Cook Islands, at 20.58 against 19.74 in Mongolia as of 2023.
What is the difference in fertility rate by age group between Cook Islands and Mongolia?
0.84, with Cook Islands ahead.
How many years of comparable data are there for Cook Islands and Mongolia?
74 years are reported by both, from 1950 to 2023.
How do Cook Islands and Mongolia rank globally for fertility rate by age group?
Cook Islands ranks 134th and Mongolia ranks 136th of 236 countries.
Where does this data come from?
Our World in Data, published as Fertility rate by age group. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Cook Islands vs Mongolia: Fertility rate by age group. Statizoid, drawing on Our World in Data. Retrieved 11 November 2026, from https://population.statizoid.com/compare/fertility-rate-by-age-group/cook-islands/mongolia/

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<a href="https://population.statizoid.com/compare/fertility-rate-by-age-group/cook-islands/mongolia/">Cook Islands vs Mongolia: Fertility rate by age group</a> — Statizoid

About this data

Indicator
Fertility rate by age group
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed