I've had this in some suggestions, time for it to be proper, range is retarded, 2 year old price

Proof:

Sellers:

http://www.tf2outpost.com/trade/26654354 (13 keys) ~ under, clean

http://www.tf2outpost.com/trade/26708461 (17 keys)

http://www.tf2outpost.com/trade/26624206 (12 keys) ~ under, clean

Solds:

http://backpack.tf/profiles/76561198177886361?time=1438806597 ~ sold for a Frostbite Pugilist's Protector ~ 22 but added a collectors holiday punch ~ sellers for 8 keys. 22 - 8 = 14 keys * 0.9 = 13 keys

Sold #2:

http://backpack.tf/profiles/76561198079088683?time=1433649721 (sold for a strange degreaser with some parts ~ 3.44 + strange gibus ~ no sellers for less then 10 keys so..) 10 + 3.44 = 13.44 * 0.9= 12 keys