Welp, off to sleep now, at 3am

Sale 1

[No OP Trade] Sold for Steaming Le Party + 9 keys + Lime Paint + 1 key of sweets + 0.5 keys in metal

X = 19*0.9 + 9 + 1*0.9 + 1*0.9 + 0.5

X = 28

Party http://backpack.tf/item/892426981

Pillar http://backpack.tf/item/3474649050

Stuff https://gyazo.com/e82bd971140a82cce1fc5463908c5f86 http://backpack.tf/profiles/76561198068999011?time=1445756400&compare=1446015600

Mini for Phantom

http://backpack.tf/vote/id/56797205b98d88890ce94b00 19 keys, using 19

Sale 2

http://backpack.tf/profiles/76561198113147923?time=1445238000&compare=1445756400 Bulk sale for Electric Hot Air, seems like a presumption sale or idk, obvious outlier

Sale 3

http://www.tf2outpost.com/trade/27005661 Sold for 6 keys + 27.3 keys of sweets

X = 6 + 27.3*0.9

X = 31

Stuff http://backpack.tf/profiles/76561198051366162?time=1444374000&compare=1444287600

Pillar http://backpack.tf/item/3045107915

Seller

http://www.tf2outpost.com/trade/27521292 29 keys