https://backpack.tf/item/10372671420

bot dump, 8.33 ref matches:

https://backpack.tf/profiles/76561198122748481#!/compare/1700870400/1700956800

https://backpack.tf/profiles/76561199104457222#!/compare/1700870400/1700956800

30 keys (near ID doesn't work since the buyer applied a paint):

https://backpack.tf/profiles/76561199104457222#!/compare/1702857600/1702944000

https://backpack.tf/profiles/76561198298242445#!/compare/1696982400/1702857600

https://backpack.tf/item/10454782409 listed on MPTF

https://backpack.tf/item/10997181312 account transfers

https://backpack.tf/item/11586251793 withdrawn from Mannco.Store

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https://marketplace.tf/items/tf2/31200;5;u186

January 13: $64.99/1.686=38.55 ~39 keys

February 6: $64.99/1.704=38.13 ~38 keys

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

13/01: (1.69+1.69+1.68+1.68+1.68+1.69+1.69)/7=1.686

6/02: (1.7+1.72+1.7+1.7+1.7)/5=1.704, some data is missing so I'll check in a few days to make sure the price hasn't changed too much

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https://backpack.tf/item/10512596719 Seller at 33 keys for 16 days

38 and 39 look like outliers so going with 30 keys flat for now