Births per 1,000 women, by age of mother

Fertility in World, 2012

World
2012
Total fertility rate: 2.61
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   2012  +1 +5

Country

A B C D E F G H I J K L M N O P Q R S T U V W Y Z

The total fertility rate of World was 2.61 children per woman in 2012 — above the replacement level of about 2.1. Births were most frequent among women aged 25-29 (147 per 1,000 women in that age group), and the average mother was 27.7 years old. In total, 146,054,881 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
2.61
Births
146,054,881
Births per 1,000 people
20.3
Mean age of mothers
27.7
Births to mothers aged 15–19
10.5%
Net reproduction rate
1.17
Boys per 100 girls at birth
107.1
Population
7,201,202,484
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.
Mother's ageBirths per 1,000 womenShare of total fertilityBirths
10-141.80.4%551,232
15-1952.110.0%15,351,662
20-24145.427.8%44,002,886
25-29146.828.1%41,935,021
30-34102.419.6%26,481,482
35-3952.710.1%12,808,339
40-4417.43.3%4,124,843
45-493.40.7%752,081
50-540.30.1%47,284