Bubble Chart

A Bubble Chart or Bubble Graph is used to display three dimensions of the data.
Each datapoint is plotted as a disk that expresses two of the values through the disk's xy location and the third through its size.

Bubble charts can facilitate the understanding of social, economical, medical, and other scientific relationships.

A Bubble Chart can be plotted on both Cartesian coordinate grid and Scatter coordinate grid.
World Bubble Map created by anonymous

World Bubble Map

By anonymous, Mar 17