Google.com İnsights Search

With Google Insights for Search, you can compare search volume patterns across specific regions, categories, time frames and properties. See examples of how you can use Google Insights for Search. Categories
Narrow data to specific categories, like finance, health, and sports.
Examples: Top movies in France, USA, and Japan (last 30 days) | The top vehicle brands in France (last 30 days)

Seasonality
Anticipate demand for your business so you can budget and plan accordingly.
Examples: apple in 2006 vs. 2007 | tour de france in 2008, 2007,...

Geographic distribution
Know where to find your customers. See how search volume is distributed across regions and cities.
Examples: tickets in different US metro areas | recipes in different US metro areas

Properties
See search patterns in other Google properties.
Examples: New York christmas shopping, 2008 | Home video technologies (shopping)

http://www.google.com/insights/search/#