Sale 1:

Sold for 8 keys (ID’s match)

Seller: https://backpack.tf/profiles/76561198181380833#!/compare/1521504000/1521936000

Buyer: https://backpack.tf/profiles/76561198422349426#!/compare/1521936000/1522022400 (buyer’s backpack wasn’t scanned before the sale)

X = 8

Sale 2:

Sold for 8 keys (ID’s match)

Seller: https://backpack.tf/profiles/76561198386441509#!/compare/1523923200/1524009600

Buyer: https://backpack.tf/profiles/76561198177354155#!/compare/1523836800/1524009600

Bot.tf confirms: https://i.imgur.com/oKzQxrh.png

X = 8

Sale 3:

Sold with ~4.5 keys in items for Spec. KS Aussie FaN

Seller: https://backpack.tf/profiles/76561198199965737#!/compare/1524009600/1524096000

Buyer: https://backpack.tf/profiles/76561198079821428#!/compare/1523750400/1524096000

Too low to bother with.

Sale 4:

Sold for Bubbling Virtual Reality Headset

Seller: https://backpack.tf/profiles/76561198276940619#!/compare/1523145600/1523318400

Buyer: https://backpack.tf/profiles/76561198148293710#!/compare/1523145600/1523318400

Gonna be an outlier, most likely.

Sale 5:

Bulk for keys

Seller: https://backpack.tf/profiles/76561198325592395#!/compare/1523750400/1523836800

Buyer: https://backpack.tf/profiles/76561198227756380#!/compare/1523750400/1523836800

Sellers:

8 keys:

https://i.imgur.com/SYRoBec.png

https://backpack.tf/item/1638103242

Sales at:

8 (2x)

The bubbling VRH is gonna be an outlier here, and it would be better to stick with the pure sales anyway.

Going with 8 flat.