Births per 1,000 women, by age of mother

Fertility in Less developed regions, 1979

Less developed regions
1979
Total fertility rate: 4.44
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1979  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

The total fertility rate of Less developed regions was 4.44 children per woman in 1979 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (229 per 1,000 women in that age group), and the average mother was 28.3 years old. In total, 108,872,548 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
4.44
Births
108,872,548
Births per 1,000 people
33.1
Mean age of mothers
28.3
Births to mothers aged 15–19
13.9%
Net reproduction rate
1.76
Boys per 100 girls at birth
105.7
Population
3,290,675,668
The net reproduction rate counts only daughters who survive to their mothers' age: below 1, each generation of women is smaller than the one before.
Mother's ageBirths per 1,000 womenShare of total fertilityBirths
10-145.70.6%1,142,984
15-1989.610.1%15,142,523
20-24227.425.7%33,916,787
25-29229.425.9%29,319,906
30-34164.318.6%16,034,336
35-39106.612.0%8,740,811
40-4450.55.7%3,795,962
45-4911.21.3%740,179
50-540.70.1%38,961