Here are a few examples of Treemaps created using the Treemap Utility.
A. Treemap With Color Gradient and Labels
B. Treemap With Color Gradient and Label Size Proportionate to Value
C. Treemap With No Color and Labels
D. Treemap With No Color and Label Size Proportionate to Value
E. Treemap With Color To Represent Aggregation and Labels
F. Treemap With No Color and No Labels