Fertility in Puerto Rico, 1961
Puerto Rico
Afghanistan
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Australia
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Less developed regions, excluding least developed countries
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World
Yemen
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1961
Total fertility rate: 4.41
The total fertility rate of Puerto Rico was 4.41 children per woman in 1961 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (263 per 1,000 women in that age group), and the average mother was 27.8 years old. In total, 75,141 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 1961
Total fertility rate
4.41
Births
75,141
Births per 1,000 people
31.3
Mean age of mothers
27.8
Births to mothers aged 15–19
15.8%
Net reproduction rate
2.01
Boys per 100 girls at birth
104.8
Population
2,401,171
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, 1961
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 0.6 | 0.1% | 94 |
| 15-19 | 88.1 | 10.0% | 11,870 |
| 20-24 | 263.4 | 30.0% | 25,568 |
| 25-29 | 225.6 | 25.7% | 17,415 |
| 30-34 | 147.2 | 16.8% | 10,236 |
| 35-39 | 102.7 | 11.7% | 6,968 |
| 40-44 | 43.0 | 4.9% | 2,590 |
| 45-49 | 7.5 | 0.9% | 382 |
| 50-54 | 0.4 | 0.0% | 15 |
Fertility in Puerto Rico by year