History 1: https://backpack.tf/item/3904100912

Sold on Marketplace.tf: https://marketplace.tf/items/tf2/206;0;strange

August 10 2020: $150/1.85=81.08 keys ~81

History 2: (Basic KS) https://backpack.tf/item/3904086851

deposit to marketplace.tf

History 3: (spec KS) https://backpack.tf/item/3904048852

Appears as marketplace.tf sales but no logged sales in line with the dates https://marketplace.tf/items/tf2/206;0;strange;kt-2

History 4: (spec KS) https://backpack.tf/item/3903985419

Untrace:

https://backpack.tf/profiles/76561198375117834#!/compare/1600473600/1600732800

https://backpack.tf/profiles/76561198062229720#!/compare/1600300800/1600473600

untraceable sale:

https://backpack.tf/profiles/76561198062229720#!/compare/1600473600/1600560000

https://backpack.tf/profiles/76561198068732040#!/compare/1600560000/1600646400

deposited to Marketplace.tf

History 5: https://backpack.tf/item/3903663246

duped, excluding because clean ones sold

History 6: https://backpack.tf/item/3903450954

other dupe

History 7: (pro ks) https://backpack.tf/item/3903424998

Untraceable sale:

https://backpack.tf/profiles/76561198125791160#!/compare/1596844800/1596931200

https://backpack.tf/profiles/76561198061152926#!/compare/1596844800/1596931200

History 8: https://backpack.tf/item/3903058853

deposit to marketplace.tf

History 9: https://backpack.tf/item/3902729164

scrap.tf user storage

Marketplace.tf sales not mentioned above:

Spec KS: August 1 2020: $199.99/1.91=104.71 keys ~105

We have 81 and 105

Excluding 105 because it's from a Specialized Killstreak and there's an unsold at 90 keys https://backpack.tf/item/3902234739

going 81 flat