It's so much easier to update regular hats than unusuals.

Price is a little outdated due to so many people selling for less

Classified right now : http://imgur.com/6lUmpsn Plenty of 3.66 and less sellers.

http://www.tf2outpost.com/trade/21077066 wants 2 scrap below bp.tf ( 3.77 )

http://www.tf2outpost.com/trade/21096836 wants 3.33

http://www.tf2outpost.com/trade/21098098 wants 3 ref

http://www.tf2outpost.com/trade/21056843 wants 2.44 ref, unsold in a day.

http://www.tf2outpost.com/trade/21062018 wants 3.66 ref

http://www.tf2outpost.com/trade/21064536 wants 3.66 ref

http://www.tf2outpost.com/trade/21088007 wants 3.66 ref

http://www.tf2outpost.com/trade/21069362 wants 3 ref

http://www.tf2outpost.com/trade/21000568 wants 3.66 ref

http://www.tf2outpost.com/trade/21091335 wants a cool breeze ( 2.66 ref )

http://www.tf2outpost.com/trade/21082726 wants 3.33 ref

http://www.tf2outpost.com/trade/21057716 wants 3.66 ref

http://www.tf2outpost.com/trade/21070830 wants 3.66 ref

http://www.tf2outpost.com/trade/21027179 wants 3.66 for each

http://www.tf2outpost.com/trade/20988570 wants 3.33 ref

http://www.tf2outpost.com/trade/20983224 wants 3 ref

http://www.tf2outpost.com/trade/20978096 wants 3.66 ref

http://www.tf2outpost.com/trade/20921806 wants 3.66 ref

Conclusion? There are so many unsolds at 4 ref spanning over weeks that I'm just tossing that out of the range. 3-3.66 fits much better with what people are asking.