It looks like 3 refined doesn't really sell anymore, and more people are selling for less.

Selling for less than 2.66:

http://www.tf2outpost.com/trade/16762091 2,44 ref

http://www.tf2outpost.com/trade/16929043 2,33 ref

http://www.tf2outpost.com/trade/16949725 2,33 ref

http://www.tf2outpost.com/trade/16817232 2,33 ref

http://www.tf2outpost.com/trade/16737633 2,55 ref

http://www.tf2outpost.com/trade/16583733 2 ref

http://www.tf2outpost.com/trade/16861633 2,33 ref

Unsold for 3 ref:

http://www.tf2outpost.com/trade/16800669

http://www.tf2outpost.com/trade/16862873

http://www.tf2outpost.com/trade/16804549

http://www.tf2outpost.com/trade/16838771

http://www.tf2outpost.com/trade/16806671

http://www.tf2outpost.com/trade/16810749

http://www.tf2outpost.com/trade/16797696

http://www.tf2outpost.com/trade/16926532

Unsold for 2,66 ref (proving 2,66 isn't selling fast):

http://www.tf2outpost.com/trade/16911348

http://www.tf2outpost.com/trade/16852786

Unsold for 2,88 ref:

http://www.tf2outpost.com/trade/16926085

Classifieds: http://backpack.tf/classifieds/search/id/52b4985a4dd7b8df6a8b4569

What do you guys think? Of course, criticism and extra proof are always appreciated. I can also look for more proof if needed. :)