Explainer Demographics and population Bar chart race: the most populous cities through time. Watch the race to be the most populous city on earth, from 1500 to the present day. Th ...

In the following example, Ken Flerlage chose a bar-in-bar chart to clearly show the difference between population proportions of women and men and their share of seats in the House of Representatives.

THE pyramid is a traditional way of visualising and explaining the age structure of a society. If you draw a chart with each age group represented by a bar, and each bar ranged one above the other ...