The other factor to realize is the way appointments work, they 1st go off of your slates, which are geographically determined. A 3.7 may be too low for a candidate from No VA (district 11) and maybe the highest for a kid from District 9 in VA (not picking on district 9).
If you don't win the nom, you move onto the NWL to compete there.
So you see you can say this is the avg., but there are factors to it That is why you shouldn't say I am above the avg, and I can feel comfortable now or crap, I have no chance.
Our DS's went up by .25, but he had a boat load of AP's and was in jump start.