Resuggestion, thanks to Cashew for the info!

Sale 1:

https://backpack.tf/profiles/76561198128577737#!/compare/1585958400/1587600000

https://backpack.tf/profiles/76561198985910282#!/compare/1587513600/1587600000

Sold for ~12 keys

sale 2:

https://backpack.tf/profiles/76561198985910282#!/compare/1588118400/1588204800

https://backpack.tf/profiles/76561198122002056#!/compare/1588204800/1588291200

Keys

sale 3:

https://backpack.tf/profiles/76561198283665350#!/compare/1581552000/1581638400

https://backpack.tf/profiles/76561198072046829#!/compare/1581552000/1581638400

Bulk

Sale 3:

https://backpack.tf/profiles/76561198072046829#!/compare/1581552000/1581638400

https://backpack.tf/profiles/76561198070026001#!/compare/1581552000/1581638400

Sold with 1 key for N&B Steel Shako + Smoking toy soldier

Toy Mini:

https://backpack.tf/suggestion/5ebb059f97fb3935a72a684e

Suggestion for 8 keys

Shako Mini:

https://backpack.tf/suggestion/5ebb07f723fbe0136d21317a

Suggestion for 7.25 keys

Total is ~14 keys

Sale 4:

https://backpack.tf/profiles/76561198070026001#!/compare/1583193600/1583280000

https://backpack.tf/profiles/76561198929043238#!/compare/1583107200/1583193600

Sold for 21 keys

sale 5:

https://backpack.tf/profiles/76561198929043238#!/compare/1583366400/1583452800

https://backpack.tf/profiles/76561198155386309#!/compare/1583280000/1583366400

Sold for 10 keys (QS)?

sale 6

https://backpack.tf/profiles/76561198155386309#!/compare/1583539200/1583712000

https://backpack.tf/profiles/76561198073175370#!/compare/1583539200/1583625600

https://backpack.tf/profiles/76561198185661291#!/compare/1566950400/1583625600

https://backpack.tf/profiles/76561198799252331#!/compare/1583625600/1583712000

https://backpack.tf/profiles/76561198993873071#!/compare/1583625600/1583712000

Untrace

Total sales @:

10, 12, 14, 21 keys

Cashew's Part:

https://bot.tf/stats/item?def=97&q=5&ef=Circling%20TF%20Logo&craft=1&aus=0&ks=0

https://backpack.tf/profiles/76561198985910282#!/compare/1588204800/1588291200

https://backpack.tf/profiles/76561198122002056#!/compare/1588204800/1588291200

15 keys match in the first compare link (near id 8742356543 from the toque https://backpack.tf/item/1172217329)

It is pretty minor, but might as well add it to the range.