6 ref

http://www.tf2outpost.com/trade/26556388 <24 hours

http://www.tf2outpost.com/trade/26543444 quicksell (first comment accepted was on the same day as the trade was made)

7 ref

http://www.tf2outpost.com/trade/26563745 <12 hours

http://www.tf2outpost.com/trade/26456764 sells quickly (only 1 in inventory and it is "new")

8 ref

http://www.tf2outpost.com/trade/26563070 <12 hours

http://www.tf2outpost.com/trade/26563613 <12 hours

9 ref

http://www.tf2outpost.com/trade/26554860 1 day

http://www.tf2outpost.com/trade/26561219 <12 hours

http://www.tf2outpost.com/trade/26563554 <12 hours

http://www.tf2outpost.com/trade/26562523 <12 hours and alr sold

http://www.tf2outpost.com/trade/26562529 <12 hours

http://www.tf2outpost.com/trade/26562624 <12 hours

http://www.tf2outpost.com/trade/26546958 1 day

9.33 ref

http://www.tf2outpost.com/trade/26561032 <12 hours

10 ref

http://www.tf2outpost.com/trade/26556873 <24 hours

http://www.tf2outpost.com/trade/26556385 <24 hours

http://www.tf2outpost.com/trade/26559115 <24 hours

http://www.tf2outpost.com/trade/26563739 sale in less than 6 hours

http://www.tf2outpost.com/trade/26563553 <12 hours

http://www.tf2outpost.com/trade/26561659 <12 hours

http://www.tf2outpost.com/trade/26556774 <24 hours

http://www.tf2outpost.com/trade/26561921 <12 hours

http://www.tf2outpost.com/trade/26562985 <12 hours

http://www.tf2outpost.com/trade/26559513 <24 hours

http://www.tf2outpost.com/trade/26555632 <24 hours

Classifieds (Just gonna go off your list here):

Sellers:

5.66 sold

6.33 sold

Buyers:

7.33 unbumped

Annnddd I'm not gonna bother to do the rest.

This is probably way too high. I certainly wouldn't put the range higher than 8-9