treemap

Nested rectangles where area is a real quantity. Containment and magnitude land in the same picture, so a category that looks like one item in a list can look like half the page here. It needs a quantity you can defend. Without one, the eye reads size as importance and invents a finding.

Nested rectangles where area is a real quantity. Containment and magnitude land in the same picture, so a category that looks like one item in a list can look like half the page here. It needs a quantity you can defend. Without one, the eye reads size as importance and invents a finding.

Example

Best when every leaf has a number attached and you want share and grouping in one view.