Births per 1,000 women, by age of mother
Fertility in Peru, 1981
Peru
Afghanistan
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Antigua and Barbuda
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Less developed regions, excluding least developed countries
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Other non-specified areas
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World
Yemen
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Zimbabwe
1981
Total fertility rate: 4.92
The total fertility rate of Peru was 4.92 children per woman in 1981 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (232 per 1,000 women in that age group), and the average mother was 29.5 years old. In total, 639,228 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 1981
Total fertility rate
4.92
Births
639,228
Births per 1,000 people
35.9
Mean age of mothers
29.5
Births to mothers aged 15–19
13.3%
Net reproduction rate
2.05
Boys per 100 girls at birth
104.2
Population
17,798,805
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.
Fertility by age of mother, 1981
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 4.3 | 0.4% | 4,679 |
| 15-19 | 89.7 | 9.1% | 84,873 |
| 20-24 | 214.6 | 21.8% | 174,282 |
| 25-29 | 231.8 | 23.6% | 160,825 |
| 30-34 | 194.3 | 19.8% | 111,814 |
| 35-39 | 146.3 | 14.9% | 65,538 |
| 40-44 | 83.1 | 8.4% | 31,035 |
| 45-49 | 18.7 | 1.9% | 5,923 |
| 50-54 | 1.0 | 0.1% | 262 |
Fertility in Peru by year