Sale 1:

Sold with Duped DBD Pencil Pusher (Mini at 61 below) + Circling Heart Pencil Pusher (66.5) for Scorching Brown Bomber (455) + Time Warp L’inspecteur (Suggestion at 61)

http://www.tf2outpost.com/trade/29260049 - B/O of 450

Seller: https://backpack.tf/profiles/76561198192740165#!/compare/1499126400/1499212800

Buyer: https://backpack.tf/profiles/76561197977828464#!/compare/1498953600/1499212800

X = 388.5

Rounding to 390.

Sale 2:

Sold with ~17 keys in items for Purple Energy Tipped Lid (380) + ~1 key in painted items

Seller: https://backpack.tf/profiles/76561198170217781#!/compare/1498780800/1499040000

Buyer: https://backpack.tf/profiles/76561198192740165#!/compare/1498089600/1499040000

X = 364

Rounding to 365.

Time Warp L’inspecteur:

https://backpack.tf/suggestion/599ed997cf6c755452370b7c

Duped DBD Pencil Pusher Mini:

Sold for $115 on Marketplace.tf

https://marketplace.tf/items/605;5;u62

https://backpack.tf/item/2937906138

115/1.9 = ~60.5

X = 61

Sellers:

500 keys:

http://i.imgur.com/tPSAVuu.png

http://www.tf2outpost.com/trade/29332888 – 6 days

Sales at:

365

390

Going with 365-390.

Made an error with the price of the L'inspecteur, should be 60, making Sale 1 387.5 keys. Still rounds to 390.