Fertility in Guyana, 1975
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1975
Total fertility rate: 4.45
The total fertility rate of Guyana was 4.45 children per woman in 1975 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (259 per 1,000 women in that age group), and the average mother was 27.4 years old. In total, 25,229 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 1975
Total fertility rate
4.45
Births
25,229
Births per 1,000 people
33.8
Mean age of mothers
27.4
Births to mothers aged 15–19
20.3%
Net reproduction rate
1.98
Boys per 100 girls at birth
102.7
Population
745,393
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 | 2.2 | 0.3% | 117 |
| 15-19 | 113.5 | 12.8% | 5,115 |
| 20-24 | 259.2 | 29.1% | 9,346 |
| 25-29 | 214.0 | 24.0% | 5,432 |
| 30-34 | 157.1 | 17.6% | 2,967 |
| 35-39 | 100.8 | 11.3% | 1,633 |
| 40-44 | 37.4 | 4.2% | 547 |
| 45-49 | 5.7 | 0.6% | 72 |
| 50-54 | 0.2 | 0.0% | 2 |
Fertility in Guyana by year