A useful Table

http://www.aamc.org/data/facts/2008/mcatgpa-grid-3yrs-app-accpt.htm

Just so you know, some of those lower end acceptances were MD/BA students. Nonetheless, it is a quick and easy way to gauge the competitiveness of your stats. Don't take it too literally though, because it doesn't tell you the whole story. With good or bad EC's your competitiveness drastically changed. This also doesn't tell you WHERE those accepted students went.