I m running one site HERE and it is having good and unique i don't know its ranking form 1 year today when i checked it its showing page rank 1 so now what does this means and much i get traffic daily now to improve my ranking ....
It shows that google see your web site important, and they give you a score for it. If you've been around long enough that number would be a little higher, and the Search Engines will revisit it regularly.