Journal of Population Sciences
From: The second demographic transition, 1986–2020: sub-replacement fertility and rising cohabitation—a global update
Education level
Conception
Cohabitation
Marriage
Junior high school
33.3
40.5
26.2
High school
18.6
24.9
56.5
Vocational training
18.7
30.5
50.8
College
11.9
16.5
71.6
University
6.8
23.9
69.3