Japan vs Norway: Share of births by age of mother

Japan
0.6417
in 2023
Norway
0.4346
in 2023
Japan rank
221st
Norway rank
224th

Share of births by age of mother over time

  • Japan
  • Norway
02.557.510195019862023

How they compare

Japan currently reports 0.6417 against 0.4346 in Norway, a difference of 0.2071.

That makes Japan's figure about 1.5 times Norway's.

The two have swapped places 1 time across 74 shared years of data; in 1950 it was Norway ahead.

Japan ranks 221st and Norway ranks 224th of 236 countries.

Across the 8 decades both report, Japan averaged higher in 1 and Norway in 7.

Head to head by decade

Decade Japan Norway Difference Ahead
1950s 1.57 4.65 3.07 Norway
1960s 1.17 8.77 7.6 Norway
1970s 0.8898 9.88 8.99 Norway
1980s 1.17 6.03 4.86 Norway
1990s 1.53 3.39 1.86 Norway
2000s 1.59 2.27 0.6781 Norway
2010s 1.16 1.31 0.1497 Norway
2020s 0.7192 0.4651 0.254 Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of births by age of mother, Japan or Norway?
Japan, at 0.6417 against 0.4346 in Norway as of 2023.
What is the difference in share of births by age of mother between Japan and Norway?
0.2071, with Japan ahead.
How many years of comparable data are there for Japan and Norway?
74 years are reported by both, from 1950 to 2023.
How do Japan and Norway rank globally for share of births by age of mother?
Japan ranks 221st and Norway ranks 224th 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.

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Japan vs Norway: Share of births by age of mother. Statizoid, drawing on Our World in Data. Retrieved 12 November 2026, from https://population.statizoid.com/compare/share-of-births-by-age-of-mother/japan/norway/

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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