Item 1

https://backpack.tf/item/12351337183

Sale #1

Untraceable, only 10 keys trace with IDs-

Seller: https://backpack.tf/profiles/76561198094059650#!/compare/1690588800/1690675200

Buyer: https://backpack.tf/profiles/76561197990902229#!/compare/1690416000/1691193600

Item 2

https://backpack.tf/item/11287234249

Sale #2

Untraceable-

Seller: https://backpack.tf/profiles/76561198082988578#!/compare/1688601600/1688688000

Buyer: https://backpack.tf/profiles/76561199082971157#!/compare/1691539200/1691625600

Sale #3

Sold for 37 keys (ID "13380395729" of the unusual match)-

Seller: https://backpack.tf/profiles/76561199082971157#!/compare/1691712000/1692057600

Buyer: https://backpack.tf/profiles/76561198399170274#!/compare/1691280000/1692144000

Item 3

https://backpack.tf/item/10556518611

Sale #4

Untraceable-

Seller: https://backpack.tf/profiles/76561198316831771#!/compare/1692403200/1692662400

Buyer: https://backpack.tf/profiles/76561199204954472#!/compare/1678233600/1692662400

Item 4

https://backpack.tf/item/10326087085

Sale #5

Bulk transferred-

Seller: https://backpack.tf/profiles/76561199235932842#!/compare/1686700800/1686787200

Buyer: https://backpack.tf/profiles/76561198055093291#!/compare/1686700800/1686787200

Sale #6

Transferred from owner to bot-

Seller: https://backpack.tf/profiles/76561198055093291#!/compare/1691020800/1691539200

Buyer: https://backpack.tf/profiles/76561199232380670#!/compare/1690934400/1691020800

Sale #7

Sold for a Strange Paka Parka + a Strange Festivized Spec KS Crusader's Crossbow + Strange Head Prize but it seems incomplete or just too low?-

Seller: https://backpack.tf/profiles/76561199232380670#!/compare/1691625600/1691712000

Buyer: https://backpack.tf/profiles/76561198124446759#!/compare/1691625600/1692057600

Marketplace.tf Sales

https://marketplace.tf/items/tf2/31186;5;u9

MP.TF Sale #1

Sold for $82.99 on May 26, 2023

Estimated Price @ $1.99ish

82.99/1.99 = 41.70ish keys

MP.TF Sale #2

Sold for $82.99 on June 16, 2023

Average Key Pirce @ $1.98ish

82.99/1.98 = 41.91ish keys

MP.TF Sale #3

Sold for $119.99 on August 13, 2023

Average Key Price @ $2.01ish

119.99/2.01 = 59.69ish keys

MP.TF Sale #4

Sold for $79.99 on August 21, 2023

Average Key Price @ $2.02ish

79.99/2.02 = 39.59ish keys

MP.TF Sale #5

Sold for $119.99 on August 25, 2023

Average Key Price @ $2ish

119.99/2 = 59.99ish keys

Sales @ 37, 40, 42, 42, 60, 60

Taking 37-42 here