Most of us always wanted to know which keyword is mostly search on the google and what is the frequency of searching any keyword from which region/country. But I never found any reliable and detailed resource for this purpose. Now Google Trends is the best source for all search keyword statistics on the net.

With Google Trends, you can compare the world’s interest in your favorite topics. Enter up to five topics and see how often they’ve been searched on Google over time. Google Trends also shows how frequently your topics have appeared in Google News stories, and in which geographic regions people have searched for them most. More About Google Trends.