Database Reference
In-Depth Information
4. Change the
Country / Region
quick filter to the type of filter you'd like to use. I'll
select the
Single Value (Dropdown)
style.
Figure 10-8. Dealing with “circle blobs” by adding borders and transparency
Our final circle map of global Internet adoption by country is shown in
Figure 10-9
.
Was coloring by Region the best choice in this case? It makes for a prettier picture, but is it
helpful?
Well, we had a number of options, including double encoding color based on the same field
dictating size. The only function coloring based on Region performs, because we can already
tell which countries belong together based on their proximity, is to resolve a few groupings
