Item 1

https://backpack.tf/item/13264339049

Sale #1

Bulk sale? Untraceable however-

Seller: https://backpack.tf/profiles/76561198066684198#!/compare/1695772800/1695859200

Buyer: https://backpack.tf/profiles/76561198195734346#!/compare/1695772800/1695859200

Item 2

https://backpack.tf/item/12786856534

Sale #2

Untraceable-

Seller: https://backpack.tf/profiles/76561198140316312#!/compare/1691107200/1691193600

Buyer: https://backpack.tf/profiles/76561198337734785#!/compare/1695340800/1695427200

Item 3

https://backpack.tf/item/9597923721

Sale #3

Bulk sale-

Seller: https://backpack.tf/profiles/76561199232380670#!/compare/1692489600/1692576000

Buyer: https://backpack.tf/profiles/76561198850274253#!/compare/1692576000/1692662400

Sale #4

Untraceable-

Seller: https://backpack.tf/profiles/76561198850274253#!/compare/1695254400/1695340800

Buyer: https://backpack.tf/profiles/76561198065123870#!/compare/1682467200/1695945600

Marketplace.tf Sales

https://marketplace.tf/items/tf2/30357;5;u19

MP.TF Sale #1

Sold for $56.99 on August 24, 2023

Average Key Price @ $1.99ish

56.99/1.99 = 28.63ish keys

Unknown History

MP.TF Sale #2

Sold for $56.99 on September 21, 2023

Average Key Price @ $2.03ish

56.99/2.03 = 28.07ish keys

Unknown History

MP.TF Sale #3

Sold for $69.99 on October 8, 2023

Average Key Price @ $2.02ish

69.99/2.02 = 34.64ish keys

https://backpack.tf/item/13264339049

Sales @ 28, 29, 35

Taking 35 flat here