Q&A for scientific skepticism
select Year(Users.CreationDate), Month(Users.CreationDate), COUNT(Users.Id) from Users join Posts on Users.Id=Posts.OwnerUserId where ((Month(Users.LastAccessDate)+ Year(Users.LastAccessDate) *12) - (Month(Users.CreationDate)+ Year(Users.CreationDate) *12) < 1) group by Year(Users.CreationDate), Month(Users.CreationDate) order by Year(Users.CreationDate), Month(Users.CreationDate)