In what is being called just a start, Google has introduced the ability to better search and then actually use public data. The data that being used in this initial run is provided by the US Bureau of Labor Statistics and the US Census Bureau’s Population Division. Google’s hope is to not only make this data more easily accessible but then be able to use it in a way that can be helpful through comparisons of different data sets.
Two years ago Google purchased Trendalyzer, which is part of this offering. The Google blog states