Proof below.

Prices used are of time of sale.

Sales:

http://www.tf2outpost.com/trade/13840839

-b/o 5 buds

-sold/bought for peace yellow belt+stormy capo's+1 bud here (different bud): http://www.tf2outpost.com/trade/13884780

-seen here:

http://backpack.tf/id/76561198029752378?time=1377414000 before

http://backpack.tf/id/76561198029752378?time=1377500400 after

-3.7 buds taking mid prices

http://www.tf2outpost.com/trade/13642606

-sold/bought for stormy western wear+planets firewall+stormy waxy+flies fro (no recent sales) according to bp history, seen here: http://www.tf2outpost.com/trade/13634067

-4.8 buds taking mid prices

Current trade:

http://www.tf2outpost.com/trade/14691235

-b/o 10 buds

-offer of gbh birdcage (3.2) rejected

Sales: 3.7, 4.8

2 sales forming the range, pretty hard to find sales. Please vote accordingly.