Icons are small, simple images traditionally used for displaying trends or variations of some variable.

The general idea of icons is that they can be included directly where they are needed, in the context of a graphical table or a text area, to provide information at a glance. In the example below, icons are used in a graphical table to show the bottom, top, and intermediate sales region of some fictive product:

Icons can be set up to change with filtering like any traditional visualization, or they can be locked to show fixed values using the settings in the Data properties for the Icon.