Births per 1,000 women, by age of mother

Fertility in Less developed regions, excluding China, 1981

Less developed regions, excluding China
1981
Total fertility rate: 5.03
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1981  +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, excluding China was 5.03 children per woman in 1981 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (247 per 1,000 women in that age group), and the average mother was 28.3 years old. In total, 90,681,282 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
5.03
Births
90,681,282
Births per 1,000 people
37.5
Mean age of mothers
28.3
Births to mothers aged 15–19
16.8%
Net reproduction rate
1.96
Boys per 100 girls at birth
105.4
Population
2,415,475,706
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
10-148.20.8%1,163,333
15-19121.012.0%15,194,669
20-24247.324.6%26,971,150
25-29241.724.0%22,063,967
30-34187.618.6%13,726,732
35-39126.412.6%7,649,107
40-4459.95.9%3,229,456
45-4913.81.4%651,327
50-540.80.1%31,475