Births per 1,000 women, by age of mother

Fertility in South America, 1978

South America
1978
Total fertility rate: 4.14
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1978  +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 South America was 4.14 children per woman in 1978 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (211 per 1,000 women in that age group), and the average mother was 28.5 years old. In total, 7,373,382 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
4.14
Births
7,373,382
Births per 1,000 people
32.0
Mean age of mothers
28.5
Births to mothers aged 15–19
14.4%
Net reproduction rate
1.79
Boys per 100 girls at birth
104.5
Population
230,063,921
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
10-142.80.3%37,773
15-1985.110.3%1,062,393
20-24206.524.9%2,235,635
25-29210.525.4%1,917,754
30-34161.619.5%1,177,836
35-39106.712.9%648,595
40-4446.75.6%250,392
45-498.51.0%41,331
50-540.40.0%1,671