Statistics on the age category of Google search engine users?

Question

Google

Are there publicly available statistics on the age category of users of the Google search engine? Still it would be desirable broken on a territorial basis. Maybe somewhere it is provided through the services of Adsense, Adwords, Analytics and the like?? In Russia, naturally.

Answer 1

You can look at specific keywords in the adwords campaign planner, for example.
There is some more data in google trends.