Births per 1,000 women, by age of mother

Fertility in Less developed regions, excluding least developed countries, 1971

Less developed regions, excluding least developed countries
1971
Total fertility rate: 5.53
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1971  +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 least developed countries was 5.53 children per woman in 1971 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (274 per 1,000 women in that age group), and the average mother was 29.1 years old. In total, 91,385,808 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
5.53
Births
91,385,808
Births per 1,000 people
37.6
Mean age of mothers
29.1
Births to mothers aged 15–19
12.7%
Net reproduction rate
2.13
Boys per 100 girls at birth
105.7
Population
2,430,050,818
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
10-145.50.5%743,981
15-1991.98.3%11,620,463
20-24263.123.8%26,127,006
25-29273.724.8%21,508,870
30-34221.820.1%15,888,821
35-39159.314.4%10,486,890
40-4476.16.9%4,345,163
45-4913.11.2%638,442
50-540.60.1%26,159