地址： http://www.google.com/publicdata/home

Data visualizations for a changing world

The Google Public Data Explorer makes large datasets easy to explore, visualize and communicate. As the charts and maps animate over time, the changes in the world become easier to understand. You don't have to be a data expert to navigate between different views, make your own comparisons, and share your findings.

Explore the data
Students, journalists, policy makers and everyone else can play with the tool to create visualizations of public data, link to them, or embed them in their own webpages. Embedded charts and links can update automatically so you’re always sharing the latest available data. Here’s an example of an embedded visualization:

砖头四国（bric）人均gdp比较