Births per 1,000 women, by age of mother

Fertility in Japan, 1964

Japan
1964
Total fertility rate: 2.00
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1964  +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 Japan was 2.00 children per woman in 1964 — below the replacement level of about 2.1. Births were most frequent among women aged 25-29 (190 per 1,000 women in that age group), and the average mother was 27.8 years old. In total, 1,765,054 babies were born. Source: United Nations, World Population Prospects 2024.

Total fertility rate
2.00
Births
1,765,054
Births per 1,000 people
17.7
Mean age of mothers
27.8
Births to mothers aged 15–19
0.8%
Net reproduction rate
0.93
Boys per 100 girls at birth
105.8
Population
99,890,178
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
10-140.00.0%17
15-192.70.7%14,819
20-24102.925.7%499,576
25-29190.247.6%823,745
30-3481.720.4%343,759
35-3918.64.7%71,262
40-443.30.8%10,862
45-490.30.1%748
50-540.10.0%266