This graphic's simplistic color scheme and easy to read text (major points in all caps, for example) makes it visually appealing. Second, it conveys numbers in different ways, including a pie chart, a bar chart, and a pictogram. This variety prevents the reader from being overwhelmed by numbers while still visually emphasizing the scale of those numbers. Third, it relates the issue into real dollars and cents, showing the average cost to the Canadian taxpayer.
