Fertility in Brunei Darussalam, 1980
Brunei Darussalam
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1980
Total fertility rate: 4.07
The total fertility rate of Brunei Darussalam was 4.07 children per woman in 1980 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (225 per 1,000 women in that age group), and the average mother was 29.0 years old. In total, 5,635 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 1980
Total fertility rate
4.07
Births
5,635
Births per 1,000 people
30.3
Mean age of mothers
29.0
Births to mothers aged 15–19
9.1%
Net reproduction rate
1.86
Boys per 100 girls at birth
107.0
Population
186,111
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, 1980
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 0.6 | 0.1% | 6 |
| 15-19 | 54.2 | 6.6% | 511 |
| 20-24 | 203.9 | 24.9% | 1,889 |
| 25-29 | 225.0 | 27.5% | 1,721 |
| 30-34 | 166.6 | 20.4% | 895 |
| 35-39 | 106.2 | 13.0% | 410 |
| 40-44 | 53.3 | 6.5% | 177 |
| 45-49 | 7.6 | 0.9% | 22 |
| 50-54 | 0.4 | 0.1% | 1 |
Fertility in Brunei Darussalam by year