Item 1

https://backpack.tf/item/264935644

Sale #1

Sold for 22 keys + 39.55 refined? Seems too low and incomplete, probably untraceable-

Seller: https://backpack.tf/profiles/76561198251704884#!/compare/1691625600/1691971200

Buyer: https://backpack.tf/profiles/76561198453530349#!/compare/1691625600/1691712000

Item 2

https://backpack.tf/item/272178495

Sale #2

Untraceable-

Seller: https://backpack.tf/profiles/76561198188093413#!/compare/1692144000/1692403200

Buyer: https://backpack.tf/profiles/76561198255764866#!/compare/1691625600/1692835200

Item 3

https://backpack.tf/item/1276668771

Sale #3

Sold for 84 keys (ID "13118176857" of the unusual match)-

Seller: https://backpack.tf/profiles/76561199125443371#!/compare/1685923200/1686009600

Buyer: https://backpack.tf/profiles/76561198931721599#!/compare/1685923200/1686009600

MP.TF Sale #1

Sold for $159.99 on August 16, 2023

Average Key Price @ $2.02ish

159.99/2.02 = 79.20ish keys

https://marketplace.tf/items/tf2/51;5;u14

Sales @ 79, 84

Taking 79-84 here