Births per 1,000 women, by age of mother

Fertility in Less developed regions, 1989

Less developed regions
1989
Total fertility rate: 3.77
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1989  +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 3.77 children per woman in 1989 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (221 per 1,000 women in that age group), and the average mother was 27.5 years old. In total, 126,673,308 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
3.77
Births
126,673,308
Births per 1,000 people
31.0
Mean age of mothers
27.5
Births to mothers aged 15–19
14.1%
Net reproduction rate
1.56
Boys per 100 girls at birth
106.7
Population
4,091,696,802
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
10-145.40.7%1,167,163
15-1984.211.1%17,887,575
20-24221.229.3%43,020,535
25-29202.426.8%33,343,517
30-34125.216.6%18,167,708
35-3972.89.6%9,021,251
40-4435.84.7%3,354,318
45-498.61.1%672,887
50-540.50.1%38,345