Sold for frostbite attendant + 37 keys.

https://backpack.tf/profiles/76561198241082898#!/compare/1618704000/1618790400

Mini for Attendant-122.5 average, rounding to 123.

https://backpack.tf/suggestion/6068d39a97a59c0a3b7cbcb9

All sales below were found by AJ, credit goes to him. Thank you for finding these and helping me suggesting this hat AJ :)

Item 1

https://backpack.tf/item/1783922922

Sale 1

https://backpack.tf/profiles/76561199064748904#!/compare/1619654400/1620259200

https://backpack.tf/profiles/76561197977534237#!/compare/1619395200/1620172800

Untrace

Item 2

https://backpack.tf/item/1687597289

Sale 2

https://backpack.tf/profiles/76561198060589954#!/compare/1612656000/1612742400

https://backpack.tf/profiles/76561198062420532#!/compare/1612656000/1612742400

Bulk for Anti-Freeze Killer Exclusive

Item 3

https://backpack.tf/item/1651718709

Sale 3

https://backpack.tf/profiles/76561198081458286#!/compare/1614297600/1614384000

https://backpack.tf/profiles/76561198140316312#!/compare/1614297600/1614384000

Bulk qs

Sale 4

https://backpack.tf/profiles/76561198140316312#!/compare/1615420800/1615507200

https://backpack.tf/profiles/76561198280158485#!/compare/1615334400/1615507200

Sold for:

Green Energy Napper's Respite - https://backpack.tf/suggestion/6093ee7b25061b6e9c0ac6b4 - 65 keys

Ghastly Ghosts Jr Burning Bandana - https://backpack.tf/suggestion/6093e46d238a0e4665495ebf - 58 keys

Holy Grail Taunt: Second Rate Sorcery - https://gladiator.tf/listings/604be4429c0957dcc85d18f9 - sellers 6 keys, buyers 5 keys

Tesla Coil Cranial Carcharodon - https://gladiator.tf/listings/604bf5d5be0a102f3885003b - market at the time, just gonna take as 21 keys lol

65 + 58 + 5 + 21 = 149 keys

https://gladiator.tf/listings/604acfa3c9e229786097b62e - 160 key buyout

Taking sale as 149 keys here, rounding to 150 keys

From this, you'll probably have to resuggest this at 150 - 160 keys here

Pastebin for above work:

https://pastebin.com/NxDBT22c

Scroll down to the RAW Paste data and then copy paste it all into a new suggestion.

Taking 150-160, as suggested by AJ