sale 1: sold for smoking bolted bicorne[12.5 keys]

http://backpack.tf/profiles/76561198060222832?time=1430809200

http://backpack.tf/profiles/76561198060222832?time=1431846000

12.5 rounds to 13[already applied overpay in mini]

sale 2: sold for stormy bootleg base metal billy[11 keys via mini]

http://backpack.tf/profiles/76561198065752109?time=1431586800

http://backpack.tf/profiles/76561198065752109?time=1431673200

11*0.9=9.9 rounding to 10

sale 3: sold for orb fire batters helm[19 keys]

http://backpack.tf/profiles/76561198065752109?time=1431241200

http://backpack.tf/profiles/76561198065752109?time=1431327600

19*0.9=17.1 rounding to 17

mini on bicorne: http://backpack.tf/vote/id/558946fbba8d88c70d8b45c6

mini on billy: seller at 11 keys

http://www.tf2outpost.com/trade/26208195 1 week

sales at 10, 13 and 17. 17 seems high, calling it an outlier.

taking final price of 10-13 keys.