Sale 1:

https://backpack.tf/profiles/76561198373818907#!/compare/1531699200/1532822400

SCM

Sale 2:

https://backpack.tf/profiles/76561198305676157#!/compare/1531958400/1532044800

https://backpack.tf/profiles/76561198099670341#!/compare/1532044800/1532217600

Sold for 37 keys

Sale 3:

https://backpack.tf/profiles/76561198296439158#!/compare/1534291200/1534809600

Bulk.

Sale 4:

https://backpack.tf/profiles/76561198296439158#!/compare/1535155200/1535328000

https://backpack.tf/profiles/76561198070244428#!/compare/1535760000/1535846400

Untrace.

Sale 5:

https://backpack.tf/profiles/76561198084552936#!/compare/1531008000/1531353600

Sold for 14 keys

Sale 6:

https://backpack.tf/profiles/76561198067741299#!/compare/1531267200/1531353600

Sold for 18 keys

Sale 7:

https://backpack.tf/profiles/76561198067741299#!/compare/1531353600/1531440000

https://backpack.tf/profiles/76561198277576302#!/compare/1531353600/1531440000

Sold for 44 keys (from pullover)?

Sale 8:

https://backpack.tf/profiles/76561198277576302#!/compare/1531353600/1531440000

https://backpack.tf/profiles/76561198128953533#!/compare/1531353600/1531526400

Sold for GE Thirst Blood

Use there.

Sale 9:

https://backpack.tf/profiles/76561198128953533#!/compare/1531353600/1531526400

https://backpack.tf/profiles/76561198215898179#!/compare/1531353600/1531440000

Untrace.

Sale 10:

https://backpack.tf/profiles/76561198215898179#!/compare/1531958400/1532044800

https://backpack.tf/profiles/76561198017845895#!/compare/1532995200/1533686400

Sold with 2 keys for OF Cranial(26)

Total is 24 keys.

Sale 11:

https://backpack.tf/profiles/76561198017845895#!/compare/1534032000/1535241600

https://backpack.tf/profiles/76561198096088749#!/compare/1534204800/1534550400

Untrace / SCM?

Sale 12:

https://backpack.tf/profiles/76561198306188333#!/compare/1530230400/1532649600

SCM

Sale 13:

https://backpack.tf/profiles/76561198306188333#!/compare/1532649600/1534464000

https://backpack.tf/profiles/76561198035711179#!/compare/1531526400/1533945600

Gift?

Sale 14:

https://backpack.tf/profiles/76561198035711179#!/compare/1533945600/1534723200

https://backpack.tf/profiles/76561198828381453#!/compare/1533859200/1533945600

Keys.

Sale 15:

https://backpack.tf/profiles/76561198828381453#!/compare/1534464000/1534723200

https://backpack.tf/profiles/76561198202697129#!/compare/1534464000/1535155200

Untrace.

Sale 16:

https://marketplace.tf/items/30977;5;u8

Sold for 71.99 USD

Keys at 1.94 USD

Total is 37.11 keys

Total sales @:

14, 18, 24, 37, 37.11, 44 keys

https://i.imgur.com/JKYybGn.jpg

Buyers up to 17 keys,

Unsold for 40 for months

https://backpack.tf/item/6872707160

Taking 24 - 37 keys.