Births per 1,000 women, by age of mother

Fertility in More developed regions, 1999

More developed regions
1999
Total fertility rate: 1.54
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1999  +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 More developed regions was 1.54 children per woman in 1999 — below the replacement level of about 2.1. Births were most frequent among women aged 25-29 (95 per 1,000 women in that age group), and the average mother was 27.9 years old. In total, 12,969,419 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
1.54
Births
12,969,419
Births per 1,000 people
10.9
Mean age of mothers
27.9
Births to mothers aged 15–19
8.1%
Net reproduction rate
0.74
Boys per 100 girls at birth
105.6
Population
1,187,273,286
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
10-140.40.1%15,741
15-1926.48.6%1,048,485
20-2476.324.7%3,063,784
25-2994.630.7%3,981,513
30-3475.124.4%3,236,274
35-3929.99.7%1,369,297
40-445.41.8%242,502
45-490.30.1%11,149
50-540.00.0%675