Credits to jack for most of this evidence, but he's a dirty scammer.

sale 1:

http://backpack.tf/profiles/76561198056414119#!/compare/1460937600/1461024000

40 pure - duped sale

sale 2:

http://backpack.tf/profiles/76561198028924642#!/compare/1457856000/1458025200

http://www.tf2outpost.com/trade/27905114

36 pure

Sale 3:

Sold for a Mallard Authority (35) + G. Horace

http://backpack.tf/profiles/76561198097905339/#!/compare/1457596800/1457856000

http://backpack.tf/profiles/76561198123112892/#!/compare/1457596800/1457683200

http://backpack.tf/item/3638137431

35 + 6 = 41, taking 41. b/o was 50.

sale 4:

Sold for a Blizzardy Batter's Helm (?) + C9 Black Watch (34)

http://backpack.tf/profiles/76561198116182688/#!/compare/1458198000/1458284400

http://backpack.tf/profiles/76561198036255543/#!/compare/1457938800/1458284400

http://www.tf2outpost.com/trade/27964261 b/o of 38, capping at that.

sale 5: (credits to mindacos)

http://backpack.tf/profiles/76561198070824554#!/compare/1458111600/1458198000

http://www.tf2outpost.com/trade/27929281

Bubbling Bonk boy (44.5) + pro ks shotgun (6)

B/o was 45, capping at that.

Sales- 36,38, 40, 41, 45. 36-45 seems like a good range, with sales scattered throughout. Mindacos also suggested this range.

Thoughts?