Placebo Grapics is a statistical data visualisation project run by Placebo Pharmaceuticals Ltd. Its main activities include the creation and publication of images and videos using public data.
Requests to create videos and images are accepted at the following link.
Kindle Direct Publishing
A collection of statistical data, such as population pyramids, is available as an Kindle e-book.

About the author (on Amazon.com)
https://www.amazon.com/stores/Placebo-Grapics/author/B0DRZ8CM42
E-books are available on Amazon sites worldwide.
YouTube
We run the following channels on YouTube.
PopPyramid

Displays population pyramid trends for countries and regions around the world.
https://www.youtube.com/channel/UCgj6C8i0qpYucsict2x8QZw
ComPyramid

Compare population pyramid trends in two countries/regions of the world.