Fertility from 1950 to 2100

Fertility in Guam, 1970

Guam
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1970
Total fertility rate: 4.34
Births per 1,000 women, by age of mother
1970
Hover a column for the exact rate. Adding up all the rates (× 5 years ÷ 1,000) gives the total fertility rate.
Total fertility rate, 1950–2100 · click to pick a year

Year

-5 -1   1970  +1 +5

Country

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The total fertility rate of Guam was 4.34 children per woman in 1970 — above the replacement level of about 2.1. Births were most frequent among women aged 20-24 (245 per 1,000 women in that age group), and the average mother was 28.0 years old. In total, 2,661 babies were born. Source: United Nations, World Population Prospects 2024.

Key indicators, 1970
Total fertility rate
4.34
Births
2,661
Births per 1,000 people
30.1
Mean age of mothers
28.0
Births to mothers aged 15–19
12.4%
Net reproduction rate
2.00
Boys per 100 girls at birth
107.1
Population
88,365
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, 1970
Mother's ageBirths per 1,000 womenShare of total fertilityBirths
10-140.60.1%3
15-1981.99.4%331
20-24245.428.2%911
25-29236.027.1%689
30-34151.517.4%404
35-39102.011.7%231
40-4447.25.4%86
45-494.90.6%7
50-540.10.0%0