Births per 1,000 women, by age of mother

Fertility in Less developed regions, excluding China, 1991

Less developed regions, excluding China
1991
Total fertility rate: 4.17
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1991  +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 4.17 children per woman in 1991 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (220 per 1,000 women in that age group), and the average mother was 27.8 years old. In total, 100,275,056 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
4.17
Births
100,275,056
Births per 1,000 people
32.7
Mean age of mothers
27.8
Births to mothers aged 15–19
16.4%
Net reproduction rate
1.70
Boys per 100 girls at birth
105.8
Population
3,065,219,094
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
10-146.40.8%1,109,803
15-19106.412.7%16,466,878
20-24220.026.4%30,187,602
25-29204.124.5%24,903,473
30-34147.317.7%15,569,401
35-3993.811.2%8,242,365
40-4444.55.3%3,115,529
45-4911.31.4%647,300
50-540.70.1%32,715