whatson - 4:47 pm on Oct 22, 2011 (gmt 0)
In all honesty I came across WebmasterWorld in a newspaper article. But I would still believe that the majority of new visitors come from Google.
In any event the vast majority of websites in the world will have Google providing the majority of their new visitors.
Face it they are the make or break of 99.999% of websites. Any they just broke me (pun intended)