Births per 1,000 women, by age of mother
Fertility in Portugal, 1973
Portugal
Afghanistan
Africa
Albania
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Antigua and Barbuda
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Asia
Australia
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Least developed countries
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Less developed regions
Less developed regions, excluding China
Less developed regions, excluding least developed countries
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More developed regions
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Other non-specified areas
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Portugal
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Viet Nam
Western Africa
Western Asia
Western Europe
Western Sahara
World
Yemen
Zambia
Zimbabwe
1973
Total fertility rate: 2.77
The total fertility rate of Portugal was 2.77 children per woman in 1973 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (166 per 1,000 women in that age group), and the average mother was 29.0 years old. In total, 172,840 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 1973
Total fertility rate
2.77
Births
172,840
Births per 1,000 people
19.3
Mean age of mothers
29.0
Births to mothers aged 15–19
6.9%
Net reproduction rate
1.25
Boys per 100 girls at birth
106.3
Population
8,939,237
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, 1973
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 0.2 | 0.0% | 89 |
| 15-19 | 31.4 | 5.7% | 11,967 |
| 20-24 | 134.6 | 24.4% | 47,888 |
| 25-29 | 165.7 | 30.0% | 50,274 |
| 30-34 | 112.7 | 20.4% | 30,968 |
| 35-39 | 71.6 | 13.0% | 21,046 |
| 40-44 | 31.3 | 5.7% | 9,268 |
| 45-49 | 4.5 | 0.8% | 1,283 |
| 50-54 | 0.2 | 0.0% | 57 |
Fertility in Portugal by year