Google Fusion Tables

Google Fusion Tables is a modern data management and publishing web application that makes it easy to host, manage, collaborate on, visualize, and publish data tables online. It is now available as a BETA component in Google Docs.

Fusion Tables in Google Docs

One interesting public published table is the "World Data - Internet Users per Country". An interesting representation in a Pie Chart shows

Try Google Fusion Tables now at http://www.google.com/fusiontables/public/tour/index.html.