Births per 1,000 women, by age of mother

Fertility in Less developed regions, excluding China, 1971

Less developed regions, excluding China
1971
Total fertility rate: 5.78
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 China was 5.78 children per woman in 1971 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (276 per 1,000 women in that age group), and the average mother was 28.7 years old. In total, 76,494,894 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
5.78
Births
76,494,894
Births per 1,000 people
40.5
Mean age of mothers
28.7
Births to mothers aged 15–19
15.9%
Net reproduction rate
2.08
Boys per 100 girls at birth
105.1
Population
1,889,203,848
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
10-148.80.8%993,527
15-19127.811.1%12,134,416
20-24268.423.3%20,686,814
25-29275.823.9%17,742,863
30-34224.819.5%13,005,798
35-39155.613.5%7,963,116
40-4474.96.5%3,309,142
45-4917.01.5%630,387
50-540.90.1%28,810