Fertility in Viet Nam, 1975
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1975
Total fertility rate: 5.62
The total fertility rate of Viet Nam was 5.62 children per woman in 1975 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (299 per 1,000 women in that age group), and the average mother was 30.7 years old. In total, 1,630,898 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 1975
Total fertility rate
5.62
Births
1,630,898
Births per 1,000 people
35.1
Mean age of mothers
30.7
Births to mothers aged 15–19
5.5%
Net reproduction rate
2.41
Boys per 100 girls at birth
106.4
Population
46,482,903
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, 1975
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 0.4 | 0.0% | 1,015 |
| 15-19 | 33.4 | 3.0% | 89,422 |
| 20-24 | 212.5 | 19.0% | 449,219 |
| 25-29 | 298.6 | 26.7% | 449,365 |
| 30-34 | 259.7 | 23.2% | 294,821 |
| 35-39 | 193.0 | 17.2% | 210,500 |
| 40-44 | 113.1 | 10.1% | 128,416 |
| 45-49 | 8.5 | 0.8% | 8,139 |
| 50-54 | 0.0 | 0.0% | 0 |
Fertility in Viet Nam by year