The percentages are based on the most recent 2015-2017 release from the National Survey of Family Growth (NSFG), which is run by the Centers for Disease Control and Prevention (CDC).
As expected, the percentage of those who are parents rises with age, and the half-way point was younger for women than for men. This makes sense, because women tend to marry at a younger age.
One interesting tidbit worth looking at more closely: The half-way point for women marrying is 28 years old, whereas the half-way point for having at least one child is 26. I expected it to be the other way around, but there are enough pre-marriage births to flip things.
A Day in the Life: Work and Home
I simulated a day for employed Americans to see when and where they work.
The Most Gender-Switched Names in US History
We use some names mostly for boys and some mostly for girls, but then there is a small percentage that, over time, switched from one gender to another. Which names made the biggest switch?
Graphical perception – learn the fundamentals first
Before you dive into the advanced stuff – like just about everything in your life – you have to learn the fundamentals before you know when you can break the rules.