!freebie

Sssssss

https://backpack.tf/item/10332219718

1)Untrace

https://backpack.tf/profiles/76561198835804641#!/compare/1640390400/1640476800

https://backpack.tf/profiles/76561198140382756#!/compare/1640390400/1640476800

2)Untrace

https://backpack.tf/profiles/76561198140382756#!/compare/1640476800/1640563200

https://backpack.tf/profiles/76561198091730493#!/compare/1640131200/1640476800

Backpacks don't match up, but some keys do.

https://gladiator.tf/listings/61c891e41403fdc040fe866a

Shows listing for 15 keys, dunno what to make of 2 and 2.

https://backpack.tf/item/10053055469

3)Sold for 19.99 USD on 3/10, 3/9 in histories

https://marketplace.tf/items/tf2/31146;5;u36

Keys that day were 1.74 USD

https://marketplace.tf/items/tf2/5021;6

19.99/1.74 = 11.48 keys, rounding to 11 keys

New sales:

https://backpack.tf/profiles/76561198190592774#!/compare/1651536000/1651795200

https://backpack.tf/profiles/76561198072876746#!/compare/1651708800/1651795200 - Bulk

Buyout was 10 https://gyazo.com/61dad85a72532465ab07e126b2779f66

https://backpack.tf/profiles/76561198008368749#!/compare/1648944000/1649116800

https://backpack.tf/profiles/76561198072876746#!/compare/1648944000/1649116800 - Bulk

Sellers at 10 https://gyazo.com/c126e8eddcf9aba3c2fe1b1598288bf6

I would include 10 here and go 10-11

Going by wot Lemons says 10-11k

Ty Lemons and man with the bird, all credit to them.