Births per 1,000 women, by age of mother

Fertility in More developed regions, 1983

More developed regions
1983
Total fertility rate: 1.85
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1983  +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 1.85 children per woman in 1983 — below the replacement level of about 2.1. Births were most frequent among women aged 25-29 (123 per 1,000 women in that age group), and the average mother was 26.6 years old. In total, 16,118,207 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
1.85
Births
16,118,207
Births per 1,000 people
14.6
Mean age of mothers
26.6
Births to mothers aged 15–19
9.0%
Net reproduction rate
0.88
Boys per 100 girls at birth
105.5
Population
1,104,373,545
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
10-140.40.1%17,527
15-1934.59.3%1,446,441
20-24120.532.4%5,393,753
25-29123.033.1%5,426,654
30-3465.817.7%2,825,458
35-3923.36.3%853,780
40-444.11.1%143,649
45-490.30.1%9,681
50-540.00.0%1,232