History 1 (duped): https://backpack.tf/item/1441038932

14 keys:

https://backpack.tf/profiles/76561197963500354#!/compare/1641513600/1641600000

https://backpack.tf/profiles/76561198251043990#!/compare/1641600000/1644451200

History 2: https://backpack.tf/item/3243937265

https://marketplace.tf/items/tf2/167;5;u3065

$49.99 / $1.81 = 27.62 keys ~28 keys

then listed on mannco at $39.97 https://mannco.store/item/440-vigorous-pulse-unusual-taunt-the-high-five

History 3: https://backpack.tf/item/4811006382

1:1 for the Holy Grail Taunt: The High Five!:

https://backpack.tf/profiles/76561198995459620#!/compare/1639267200/1640563200

https://backpack.tf/profiles/76561198154200231#!/compare/1639785600/1639872000

It's just about in-date at 11-12 keys but classies seem to be narrowed down to 11 so taking that https://gladiator.tf/listings/621b47bad42d464d45153876

Bot dump, 8 keys 16 ref match:

https://backpack.tf/profiles/76561198154200231#!/compare/1642291200/1642377600

https://backpack.tf/profiles/76561199106931116#!/compare/1642291200/1642377600

16 keys:

https://backpack.tf/profiles/76561199106931116#!/compare/1643241600/1643328000

https://backpack.tf/profiles/76561198066742343#!/compare/1643155200/1643328000

History 4: https://backpack.tf/item/6475933417

Dump to Quicksell.Store:

https://backpack.tf/profiles/76561198087602501#!/compare/1638230400/1638835200

https://backpack.tf/profiles/76561198850274253#!/compare/1638748800/1638921600

Untrace:

https://backpack.tf/profiles/76561198850274253#!/compare/1639440000/1639526400

https://backpack.tf/profiles/76561198067837418#!/compare/1639440000/1640908800

Dumped to Quicksell.Store again, a Pro KS AWPer matches:

https://backpack.tf/profiles/76561198067837418#!/compare/1640908800/1641081600

https://backpack.tf/profiles/76561199111073161#!/compare/1640822400/1640908800

Bulk:

https://backpack.tf/profiles/76561199111073161#!/compare/1640995200/1641081600

https://backpack.tf/profiles/76561198091502579#!/compare/1640995200/1641081600

buyer listed on MPTF at $49.99 https://marketplace.tf/items/tf2/167;5;u3065

History 5: https://backpack.tf/item/10794235612

Untrace but was likely 11 or 12 keys:

https://backpack.tf/profiles/76561199106931116#!/compare/1638576000/1638662400

https://backpack.tf/profiles/76561198106267533#!/compare/1638489600/1638576000

https://backpack.tf/profiles/76561199106931116#!/compare/1638489600/1638576000

History 6: https://backpack.tf/item/10851043756

Bulk:

https://backpack.tf/profiles/76561198059480365#!/compare/1642550400/1642636800

https://backpack.tf/profiles/76561198376885782#!/compare/1642550400/1642636800

Sold for a Strange Spec KS FaN:

https://backpack.tf/profiles/76561198376885782#!/compare/1645056000/1645142400

https://backpack.tf/profiles/76561198088762143#!/compare/1645142400/1645228800

18 keys for the FaN seems right https://gladiator.tf/sales?item=Strange%20Specialized%20Killstreak%20Australium%20Force-A-Nature&at=2022-02-18T09:58:43.831Z https://gladiator.tf/listings/620ff470f76af8c536b57f77

buyout was 29 https://gladiator.tf/listings/620d2a3cdaf35411aecacede

Seller at 16 for just over a week https://backpack.tf/item/4811006382 https://gladiator.tf/listings/620f21599e030ff31cdcae49

Seller at 30 https://backpack.tf/item/1802992168

Taking 11-18 keys here, 27 looks like a high outlier and 8 was to a buy order