http://www.google.ca/search?hl=en&q=...meta=&aq=f&oq=
Google it as I did - AVN did a similar article a few years back of top 50 - yet I do feel that the top 100 will always be tainted by those who are creating it and not a true representation of fact. You'd have to look at DVD sales - internet sales - google searches - magazines etc etc