Resuggesting! Thank you so much to K1ng for letting me know what I did was erroneous and should be fine to include all the sales here!

Item 1

https://backpack.tf/item/13153798385

Sale #1

Untraceable-

Seller: https://backpack.tf/profiles/76561198053811988#!/compare/1687392000/1687478400

Buyer: https://backpack.tf/profiles/76561198311498888#!/compare/1687392000/1687478400

Sale #2

Sold for 37 keys + 1.22 refined-

Seller: https://backpack.tf/profiles/76561198311498888#!/compare/1690502400/1690588800

Buyer: https://backpack.tf/profiles/76561199277354187#!/compare/1690502400/1690588800

Sale #3

Sold for 38 keys + 3.22 refined-

Seller: https://backpack.tf/profiles/76561199277354187#!/compare/1690502400/1690588800

Buyer: https://backpack.tf/profiles/76561198453530349#!/compare/1690588800/1690675200

MP.TF Sale #1

Sold for $86.95 on August 13, 2023

Average Key Price @ $2.02ish

86.95/2.02 = 43.04ish keys

https://backpack.tf/item/10793159334

https://marketplace.tf/items/tf2/31224;5;u200

Sales @ 37, 38, 43

Taking 37-43