da fuq, 2 years outdated.

Sale 1: Sold for 6 keys

http://backpack.tf/profiles/76561198131273050?time=1432796400

http://backpack.tf/profiles/76561198131273050?time=1432882800

6 keys is way too low for any unusual.

Sale 2: Sold for Steaming Whoopee Cap[11 keys]

http://backpack.tf/profiles/76561198058945909?time=1432191600

http://backpack.tf/profiles/76561198058945909?time=1432278000

11*0.9=9.9 rounding to 10

Calling this sale an outlier due to the seller at 9 keys for a month: http://www.tf2outpost.com/trade/25768439

Sale 3: it was a 2 for 2 deal, not using.

http://backpack.tf/profiles/76561198114937948?time=1431500400

http://backpack.tf/profiles/76561198114937948?time=1431586800

Sale 4: sold with flies gym rat for 11 keys+ts paint

http://backpack.tf/profiles/76561198092560082?time=1430377200

http://backpack.tf/profiles/76561198092560082?time=1430463600

not using because it would be too low and not sure who paid what for what

Sale 5: Sold for 9 pure keys

http://backpack.tf/profiles/76561198048399031?time=1430895600

http://backpack.tf/profiles/76561198048399031?time=1430982000

Taking final price as 9 keys.