Births per 1,000 women, by age of mother

Fertility in More developed regions, 1956

More developed regions
1956
Total fertility rate: 2.75
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1956  +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 More developed regions was 2.75 children per woman in 1956 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (168 per 1,000 women in that age group), and the average mother was 28.1 years old. In total, 18,715,813 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
2.75
Births
18,715,813
Births per 1,000 people
21.5
Mean age of mothers
28.1
Births to mothers aged 15–19
6.6%
Net reproduction rate
1.25
Boys per 100 girls at birth
105.7
Population
871,164,733
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
10-140.30.1%10,277
15-1933.86.1%1,226,883
20-24157.728.6%5,340,088
25-29167.630.4%6,008,041
30-34109.819.9%3,804,628
35-3961.111.1%1,702,008
40-4418.73.4%565,111
45-491.90.3%55,764
50-540.10.0%2,990