Births per 1,000 women, by age of mother
Fertility in Niger, 1957
Niger
Afghanistan
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Less developed regions, excluding least developed countries
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Other non-specified areas
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World
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Zimbabwe
1957
Total fertility rate: 7.54
The total fertility rate of Niger was 7.54 children per woman in 1957 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (311 per 1,000 women in that age group), and the average mother was 29.0 years old. In total, 186,041 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 1957
Total fertility rate
7.54
Births
186,041
Births per 1,000 people
57.9
Mean age of mothers
29.0
Births to mothers aged 15–19
20.6%
Net reproduction rate
2.01
Boys per 100 girls at birth
104.1
Population
3,215,840
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, 1957
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 19.1 | 1.3% | 4,380 |
| 15-19 | 203.6 | 13.5% | 38,403 |
| 20-24 | 310.5 | 20.6% | 47,174 |
| 25-29 | 307.7 | 20.4% | 37,759 |
| 30-34 | 284.4 | 18.9% | 28,777 |
| 35-39 | 217.6 | 14.4% | 18,530 |
| 40-44 | 122.7 | 8.1% | 8,644 |
| 45-49 | 40.0 | 2.7% | 2,269 |
| 50-54 | 2.6 | 0.2% | 109 |
Fertility in Niger by year