Sale 1:

https://backpack.tf/profiles/76561198354656940#!/compare/1566259200/1566345600

https://backpack.tf/profiles/76561198833783986#!/compare/1565740800/1566345600

Sold for ~11 keys (maybe more used to buy the taunt, can't trace anything though.)

Sale 2:

https://backpack.tf/profiles/76561198833783986#!/compare/1566777600/1567123200

https://backpack.tf/profiles/76561198131081286#!/compare/1567036800/1567123200

Sold for Steaming Liquidator(10) + 2 keys

Total is 12 keys

sale 3:

https://backpack.tf/profiles/76561198131081286#!/compare/1567036800/1567123200

https://backpack.tf/profiles/76561198081247373#!/compare/1567036800/1567123200

Sold for Of Swatter + 2 keys

Swatter Mini:

https://backpack.tf/suggestion/5d822e77d381720b90634871

suggestion for 11.5 keys

Total is 13.5 keys

sale 4:

https://backpack.tf/profiles/76561198081247373#!/compare/1567209600/1567296000

https://backpack.tf/profiles/76561198131081286#!/compare/1567209600/1567296000

Sold for OF Airdog(12)

Sale 5:

https://backpack.tf/profiles/76561198131081286#!/compare/1567382400/1567641600

https://backpack.tf/profiles/76561198188872677#!/compare/1566432000/1567555200

Sold for 13 keys

sale 6:

https://backpack.tf/profiles/76561198188872677#!/compare/1566432000/1567555200

https://backpack.tf/profiles/76561198105071091#!/compare/1567468800/1567555200

Sold with ~3.49 keys in sweets for G Fetti Shellmet

use there

Total sales @:

11, 12, 12, 13, 13.5 keys

Taking 11 - 14 keys