Sao Tome and Principe vs Tanzania: Share of births by age of mother

Sao Tome and Principe
18.09
in 2023
Tanzania
17.84
in 2023
Sao Tome and Principe rank
22nd
Tanzania rank
23rd

Share of births by age of mother over time

  • Sao Tome and Principe
  • Tanzania
5101520195019862023

How they compare

Sao Tome and Principe currently reports 18.09 against 17.84 in Tanzania, a difference of 0.25.

The two have swapped places 5 times across 74 shared years of data; in 1950 it was Tanzania ahead.

Sao Tome and Principe ranks 22nd and Tanzania ranks 23rd of 236 countries.

Across the 8 decades both report, Sao Tome and Principe averaged higher in 4 and Tanzania in 4.

Head to head by decade

Decade Sao Tome and Principe Tanzania Difference Ahead
1950s 11.04 21.87 10.84 Tanzania
1960s 12.45 21.4 8.95 Tanzania
1970s 18.76 19.78 1.02 Tanzania
1980s 18.7 17.09 1.6 Sao Tome and Principe
1990s 18.67 18.27 0.3976 Sao Tome and Principe
2000s 19.39 17.62 1.77 Sao Tome and Principe
2010s 16.75 17.41 0.6621 Tanzania
2020s 17.93 17.83 0.0953 Sao Tome and Principe

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of births by age of mother, Sao Tome and Principe or Tanzania?
Sao Tome and Principe, at 18.09 against 17.84 in Tanzania as of 2023.
What is the difference in share of births by age of mother between Sao Tome and Principe and Tanzania?
0.25, with Sao Tome and Principe ahead.
How many years of comparable data are there for Sao Tome and Principe and Tanzania?
74 years are reported by both, from 1950 to 2023.
How do Sao Tome and Principe and Tanzania rank globally for share of births by age of mother?
Sao Tome and Principe ranks 22nd and Tanzania ranks 23rd of 236 countries.
Where does this data come from?
Our World in Data, published as Share of births by age of mother. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Sao Tome and Principe vs Tanzania: Share of births by age of mother. Statizoid, drawing on Our World in Data. Retrieved 13 November 2026, from https://population.statizoid.com/compare/share-of-births-by-age-of-mother/sao-tome-and-principe/tanzania/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://population.statizoid.com/compare/share-of-births-by-age-of-mother/sao-tome-and-principe/tanzania/">Sao Tome and Principe vs Tanzania: Share of births by age of mother</a> — Statizoid

About this data

Indicator
Share of births by age of mother
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 17,464 data points, 1950–2023
Last refreshed