Births per 1,000 women, by age of mother

Fertility in Less developed regions, 1988

Less developed regions
1988
Total fertility rate: 3.83
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1988  +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 3.83 children per woman in 1988 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (223 per 1,000 women in that age group), and the average mother was 27.6 years old. In total, 125,141,168 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
3.83
Births
125,141,168
Births per 1,000 people
31.2
Mean age of mothers
27.6
Births to mothers aged 15–19
14.2%
Net reproduction rate
1.58
Boys per 100 girls at birth
106.6
Population
4,005,791,132
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
10-145.50.7%1,174,067
15-1984.110.9%17,736,060
20-24223.229.1%42,782,283
25-29204.526.6%32,048,802
30-34127.816.6%18,320,889
35-3976.19.9%8,998,153
40-4437.54.9%3,365,462
45-498.81.2%676,864
50-540.60.1%38,532