Fertility in New Zealand, 2010
New Zealand
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2010
Total fertility rate: 2.17
The total fertility rate of New Zealand was 2.17 children per woman in 2010 — above the replacement level of about 2.1. Births were most frequent among women aged 30-34 (126 per 1,000 women in that age group), and the average mother was 29.6 years old. In total, 63,378 babies were born. Source: United Nations, World Population Prospects 2024.
Key indicators, 2010
Total fertility rate
2.17
Births
63,378
Births per 1,000 people
14.6
Mean age of mothers
29.6
Births to mothers aged 15–19
7.2%
Net reproduction rate
1.04
Boys per 100 girls at birth
105.6
Population
4,347,770
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, 2010
| Mother's age | Births per 1,000 women | Share of total fertility | Births |
|---|---|---|---|
| 10-14 | 0.2 | 0.0% | 29 |
| 15-19 | 29.2 | 6.8% | 4,534 |
| 20-24 | 78.3 | 18.1% | 11,698 |
| 25-29 | 112.3 | 26.0% | 15,731 |
| 30-34 | 126.1 | 29.2% | 17,601 |
| 35-39 | 70.0 | 16.2% | 11,148 |
| 40-44 | 15.2 | 3.5% | 2,500 |
| 45-49 | 0.8 | 0.2% | 133 |
| 50-54 | 0.0 | 0.0% | 0 |
Fertility in New Zealand by year