https://marketplace.tf/items/tf2/31101;5;u143

Sold for $65 on Apr.1 @keys = 1.69 => 38.46 keys rounding to 38

https://backpack.tf/item/8361701113

Sold for $28 on Febr. 9 , under bot buy orders on mp.tf

https://backpack.tf/item/8361701113 - same as april sale?

Sold for $66.67 on Febr. 2, @keys = $1.78 => 37.46 keys, rounding to 37 keys

couldn't find the history, or it must be the same as for the others.

Sold for $65 on Apr. 20 (4/20 hehe) keys were @$1.79 =>36.31 keys, rounding to 36.

https://backpack.tf/item/8610457704

https://backpack.tf/profiles/76561198145967745#!/compare/1578009600/1579564800

untrace

https://backpack.tf/profiles/76561198125791160#!/compare/1586995200/1587081600

untrace, dedandrei reselling it at 37.

Taking as 36-38 keys as price