Sales

http://www.tf2outpost.com/trade/19683946 - sold for dbd cono cap ~4.5*0,9 = ~4.1 ( http://www.tf2outpost.com/trade/19696920 )

http://www.tf2outpost.com/trade/18432517 - sold for sulphorous ye olde baker boy ~3.4

Current sellers:

http://www.tf2outpost.com/trade/19803456 - 4 b/o, 6 days,

http://www.tf2outpost.com/trade/18028637 - 5 b/o, 3 months

That's why I think that this one is an outlier:

http://www.tf2outpost.com/trade/19326436 - bought for 5 buds (quite a complicated and iffy story tho)

Sulphorous ye olde baker boy:

http://www.tf2outpost.com/trade/19384631 - sold for dbd chieftains challenge + s pan + dirty high-five + merc's muffler ~(2.8+0.7)*0,9 = ~3.2 ( http://www.tf2outpost.com/trade/19416087 | http://backpack.tf/profiles/76561198041160024?time=1398322800 )

http://www.tf2outpost.com/trade/19106495 - sold it for bubbling KE (~2.9) + 19 keys = ~3.6