Age Group Query

[edojan]

ok here is whats in my table

Document ID
UserName
Age

I need to have grouped UserName, Total count of DocumentID.
Then i need to have age range count between 0 and 5, 10 and 15, 20+ ....

basically output should be: Username , Total DocumentID count for User, individual Range Count (0-5,10-15....)

Thanks