Removing the high end. (First suggestion, please feel free to give some advices, if I did something wrong)

Sellers:

http://www.tf2outpost.com/trade/21914817 - 2 ref (12hours)

http://www.tf2outpost.com/trade/21869374 - 2,33 ref (2 days)

http://www.tf2outpost.com/trade/21746795 - 2,33 ref (1 week)

http://www.tf2outpost.com/trade/21926475 - 2,33 ref (1 hour)

http://www.tf2outpost.com/trade/21636231 - 2 ref (1 week?)

http://www.tf2outpost.com/trade/21881646 - 2,33 ref (1 day)

http://www.tf2outpost.com/trade/21924989 - 2,33 ref (3 hours)

http://www.tf2outpost.com/trade/21923763 - 2,22 ref (4 hours)

http://www.tf2outpost.com/trade/21609676 - 2,33 ref (1 week)

http://www.tf2outpost.com/trade/21862529 - 2 ref (2 days)

Unsolds:

http://www.tf2outpost.com/trade/21908636 - 2,66 ref (18 hours, young)

http://www.tf2outpost.com/trade/21848240 - 2,66 ref (3 days)

http://www.tf2outpost.com/trade/21358420 - 2,66 ref (3 weeks)

http://www.tf2outpost.com/trade/21922588 - 2,66 ref (6 hours, young)

http://www.tf2outpost.com/trade/21922609 - 2,66 ref (5 hours, young)

http://www.tf2outpost.com/trade/21900927 - 2,55 ref (4 days)

http://www.tf2outpost.com/trade/21873057 - 2,55 ref (2 days)

http://www.tf2outpost.com/trade/21900927 - 2,55 ref (1 day)

"bp price" - not really supports nor counters my suggestion, just adding some extra info:

http://www.tf2outpost.com/trade/21905462 - bp price (22 hours)

http://www.tf2outpost.com/trade/21902550 - bp price (1 day)

http://www.tf2outpost.com/trade/21351626 - bp price (3 weeks)

http://www.tf2outpost.com/trade/21905252 - bp price (22 hours)

http://www.tf2outpost.com/trade/21902619 - bp price (1 day)

http://www.tf2outpost.com/trade/21601410 - bp price (1 week)

http://www.tf2outpost.com/trade/21661685 - bp price (1 week)

http://www.tf2outpost.com/trade/21861620 - 0,22 lower than bp price (2,11-2,44 ref) (2 days)

Note: I only used trades that were bumped 8 hours ago at most.

~ s-sight

EDIT: forgot the classfields:

1 x 1,66

1 x 1,77

6 x 2

14 x 2,33

1 x 2,55

5 x 2,66