Births per 1,000 women, by age of mother

Fertility in World, 1997

World
1997
Total fertility rate: 2.81
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1997  +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 2.81 children per woman in 1997 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (167 per 1,000 women in that age group), and the average mother was 27.1 years old. In total, 133,985,669 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
2.81
Births
133,985,669
Births per 1,000 people
22.6
Mean age of mothers
27.1
Births to mothers aged 15–19
13.7%
Net reproduction rate
1.20
Boys per 100 girls at birth
107.4
Population
5,924,787,816
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
10-143.70.7%1,076,462
15-1969.012.3%18,347,804
20-24167.129.8%41,862,680
25-29151.627.0%37,149,615
30-3494.516.8%21,512,908
35-3952.19.3%9,991,825
40-4418.83.4%3,364,921
45-494.30.8%643,646
50-540.30.1%35,711