Sale 1:

Sold for Blizzardy Storm Fro (17)

No outpost

Seller: http://backpack.tf/profiles/76561198125791160#!/compare/1472342400/1472428800

Buyer: http://backpack.tf/profiles/76561198096997701#!/compare/1472428800/1472515200

X = 17

Sale 2:

Sold for 11 keys

No outpost

Seller: http://backpack.tf/profiles/76561198035334988#!/compare/1473811200/1473897600

Buyer: http://backpack.tf/profiles/76561198081768501#!/compare/1473206400/1473811200

X = 11

Sale 3:

Sold for 3 painted Bill’s (~7) + Strange White Colonel’s Coat (~4)

No outpost

Seller: http://backpack.tf/profiles/76561198051784021#!/compare/1473379200/1473465600

Buyer: http://backpack.tf/profiles/76561198201354415#!/compare/1472860800/1473465600

X = 11

Sale 4:

Sold for 11 keys

No outpost

Seller: http://backpack.tf/profiles/76561197993826799#!/compare/1471737600/1471824000

Buyer: http://backpack.tf/profiles/76561198240965542#!/compare/1468886400/1471824000

X = 11

Sale 5:

Sold with 1 key + <0.5 keys in items for Aces High Backbiter’s Billycock (12)

No outpost

Seller: http://backpack.tf/profiles/76561198108319309#!/compare/1470960000/1471046400

Buyer: http://backpack.tf/profiles/76561198168005797#!/compare/1470355200/1470960000

X = 11

Sale 6:

Quicksold for 9 keys

http://www.tf2outpost.com/trade/28455144 - B/O of 9

Seller: http://backpack.tf/profiles/76561198141405366#!/compare/1472601600/1472688000

Buyer: http://backpack.tf/profiles/76561198060959523#!/compare/1472428800/1472688000

X = 9

Sale 7:

Sold for Pro. KS Big Kill (7) + Strange Spec. KS Grenade Launcher (2)

http://www.tf2outpost.com/trade/28455958 - B/O of 11

Seller: http://backpack.tf/profiles/76561198068853740#!/compare/1472688000/1472774400

Buyer: http://backpack.tf/profiles/76561198204886077#!/compare/1471824000/1472774400

X = 9

Sale 8:

Sold for Kill-a-Watt Bombing Run

No outpost

Seller: http://backpack.tf/profiles/76561198096997701#!/compare/1472515200/1472601600

Buyer: http://backpack.tf/profiles/76561198068853740#!/compare/1471824000/1472515200

Would have this sale used to update the Bombing Run, due to a lack of B/O here

No current sellers

Buyer at 9 keys:

http://www.tf2outpost.com/trade/28420695

Sales at:

17

11 (4x)

9 (2x)

17 is a definite outlier

9 is too low due to the buyer

Going with 11 flat