I believe that there are much more web visitors in Yahoo than in Bing.. though In my case - I don't really see any site activities from either of the two search engines using site monitoring tools
Well I am answering this same question twice in this forum now... Can't you just answer in other thread, instead of opening a new one You cannot compare all the search engines with each other, as all of them have specific countries where they are used the most. So it goes like Google, Yahoo, Bing and MSN