Fig. 3.
Age at first grandchild, by race and sex: Men (panel a) and women (panel b) born in 1880–1960.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.