Description of the illustration heat_matrix1.gif

This image shows a heat matrix view. The view shows the comparative sales performance of each sales representative, displayed by region and product and prompted by product type, in this case Accessories. Sales revenue is binned by year. For example, the view shows that in 2008, Angela Richards had no sales revenue for Bluetooth Adaptors or MP3 Speakers Systems for any region, but in 2009 she was is in the first third of sales performers for both products in the Americas region.