Sale 1 - 170 keys:

https://backpack.tf/profiles/76561198331167728#!/compare/1546732800/1546905600

https://backpack.tf/profiles/76561198088057122#!/compare/1546905600/1547078400

Traded for Searing Plasma Galvanized Gibus + Haunted Ghosts Tough Stuff Muffs

Gibus is in-date at ~66 keys. https://backpack.tf/suggestion/5c463155cf6c75043c7f8881

Tough Stuff Muffs is in-date at ~105 keys. https://backpack.tf/suggestion/5c6e3fec44325a0ca63ba2a7

This equals 171 keys -- rounding down to 170.

This sale was determined by a moderator to be an outlier.

Sale 2 - 137 keys:

https://backpack.tf/profiles/76561198331167728#!/compare/1545868800/1545955200

https://backpack.tf/profiles/76561198011321852#!/compare/1545782400/1545955200

Traded for Morning Glory Merc's Mohawk

https://backpack.tf/suggestion/5c7dc60fd3817249f4479569

Morning Glory Merc's Mohawk is currently being priced at 137 keys.

Sale 3:

https://backpack.tf/profiles/76561198218497692#!/compare/1551052800/1551225600

https://backpack.tf/profiles/76561198132226518#!/compare/1551139200/1551225600

Traded for a Something Burning This Way Comes Brigade Helm

This sale is being used to price the Something Burning This Way Comes Brigade Helm.

https://backpack.tf/suggestion/5c7d2cc0678072201844d1c1

Sale 4:

https://backpack.tf/profiles/76561198088057122#!/compare/1551398400/1551484800

Traded for a Poisoned Shadows Towering Pillar of Hats

https://backpack.tf/suggestion/5c7dd0f3678072256b714b3a

This sale is being used to price the Poisoned Shadows Towering Pillar of Hats.

Please see the previous suggestion concerning why 110 keys is considered an outlier.

https://backpack.tf/suggestion/5c7656fe6780720a682078fd

Thank you whoever helped with this suggestion, I lost track of everyone.