Fertility in More developed regions, 1955

More developed regions
1955
Total fertility rate: 2.76
Births per 1,000 women, by age of mother
1955
Hover a column for the exact rate. Adding up all the rates (× 5 years ÷ 1,000) gives the total fertility rate.
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1955  +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 2.76 children per woman in 1955 — 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 28.2 years old. In total, 18,673,879 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
2.76
Births
18,673,879
Births per 1,000 people
21.7
Mean age of mothers
28.2
Births to mothers aged 15–19
6.2%
Net reproduction rate
1.23
Boys per 100 girls at birth
105.7
Population
861,213,039
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%9,706
15-1931.95.8%1,152,524
20-24156.528.3%5,308,475
25-29168.530.5%6,079,954
30-34111.420.2%3,784,509
35-3961.511.1%1,650,961
40-4420.33.7%630,293
45-491.90.3%54,692
50-540.10.0%2,760