Miami hat

Sale #1 - 9 keys 15 ref

https://backpack.tf/profiles/76561198168863208#!/compare/1523750400/1523836800

Takeing 9.55 rounded up to 9.6 keys

Sale #2 - 20.56/1.98 (price of keys on date of sale)

https://marketplace.tf/items/30049;5;u61

10.38 keys rounded up to 10.4 keys

Taking 10.4 keys

Sale #3 - 11 keys

https://backpack.tf/profiles/76561198202619666#!/compare/1519257600/1519344000

Taking 11 keys

Sale #4 - 9.7 keys in items

https://backpack.tf/profiles/76561198202619666#!/compare/1519516800/1519689600

Taking 9.7 keys

Sale #5 - Excluding - Fountain RPS + Ausi SMG

https://backpack.tf/profiles/76561198214461775#!/compare/1518220800/1518480000

Instant High Outlier

Sale #6 - Excluding - Used in upgrade for DUPED Ge Hard Counter

https://backpack.tf/profiles/76561198175795481#!/compare/1518220800/1518307200

Low Outlier

Mini For Hard Counter

Sold For 30.39 on mp.tf

https://marketplace.tf/items/254;5;u9

30.39/1.97 (key price as of sale)

Taking 15.4 keys

Sale #7 - DUPED Smoking Jeep Cap + 10 Ref in Sweets For Toque + Key in Sweets

https://backpack.tf/profiles/76561198374038715#!/compare/1519430400/1519516800

17.8 keys - 0.36 keys for sweets on side of jeep cap,

Taking 17.4 keys

Mini For Jeep Cap

1 for 1 with Grail BunnyHopper

https://backpack.tf/profiles/76561198013285344#!/compare/1518220800/1518480000

Mini For Grail Bunny Hopper

Sold For 35.00 on mp.tf

https://marketplace.tf/items/30920;5;u3003

35.00/1.97 (key price as of sale)

Taking 17.8 keys

Now, all the "untrace" sales

1 - https://backpack.tf/profiles/76561198217939193#!/compare/1522108800/1524614400

2 - https://backpack.tf/profiles/76561198298271126#!/compare/1519344000/1524528000

3 - https://backpack.tf/profiles/76561198294431910#!/compare/1514851200/1520035200

OVER ALL

Taking - 9.5 keys - 11 keys

17.8 keys seems like a higher outlier, same with sale #5

And Sale #6 seems like a low outlier