Item 1

https://backpack.tf/item/12563270074

Sale #1

Untraceable-

Seller: https://backpack.tf/profiles/76561198987918071#!/compare/1686873600/1687392000

Buyer: https://backpack.tf/profiles/76561198314776045#!/compare/1688083200/1688515200

Item 2

https://backpack.tf/item/7956314868

Sale #2

Weird sale, keys in buyer's match a big bulk of keys that would make this too high but only a few of them show up in the buyer's side, just not going to use this here-

Seller: https://backpack.tf/profiles/76561198421652838#!/compare/1689120000/1690243200

Buyer: https://backpack.tf/profiles/76561198297564117#!/compare/1690243200/1690416000

Marketplace.tf Sales

https://marketplace.tf/items/tf2/434;5;u62

MP.TF Sale #1

Sold for $69.99 on May 15, 2023

Keys @ $2.02

69.99/2.02 = 34.65ish keys

MP.TF Sale #2

Sold for $99.99 on August 14, 2023

Keys @ $2.04

99.99/2.04 = 49.01ish keys

Sales @ 35, 49

Taking 35 flat here