Resuggestion (Credits to "3v1lcl0n3" for the help)

3 in existence. 1 on market.

Sale #1

http://backpack.tf/profiles/76561197991581268?time=1436079600 -> http://backpack.tf/profiles/76561197991581268?time=1436166000

Sold for a bunch of sweets worth not more than 18 keys together (16 keys after overpay) outlier

Sale #2

http://backpack.tf/profiles/76561197999498340?time=1436166000 -> http://backpack.tf/profiles/76561197999498340?time=1436252400

Quicksold for clean Max + buds -> 24 + 4*0.9 = 28 keys outlier

Sale #3

http://backpack.tf/profiles/76561198198382219?time=1436511600 -> http://backpack.tf/profiles/76561198198382219?time=1436598000

Sold for a TF logo Cosa Nostra (no double overpay) -> x = 37 keys low-end

Note : the keys are part of another trade

http://backpack.tf/profiles/76561198141227487?time=1436511600 -> http://backpack.tf/profiles/76561198141227487?time=1436598000

Cosa 1:1 for the Bandana, Then Bandana sold with the Degreaser for the RL (sale #4)

Mini on the Cosa Nostra :

http://backpack.tf/profiles/76561198123977468?time=1435734000 -> http://backpack.tf/profiles/76561198123977468?time=1435820400

Sold for Scorching Hard Top -> 37 keys after overpay

Clean unsold at 40 keys http://www.tf2outpost.com/trade/26187744

Sale #4

http://backpack.tf/profiles/76561198171415546?time=1436425200 -> http://backpack.tf/profiles/76561198171415546?time=1436598000

Sold with a spe KS S. Degreaser (probably sweets, no overpay) for an Aussie RL -> x + 3 = 49 -> x = 46 keys high-end

Mini on the Spe KS. Degreaser ~ 3 keys :

http://steamcommunity.com/market/listings/440/Strange%20Specialized%20Killstreak%20Degreaser

Any pertinent comments are welcome.