Sale 1:

Sold for Steaming Fukaa (Suggestion at 11.5) + Botkiller Knife (< 1)

No B/Os on outpost

Seller: https://backpack.tf/profiles/76561198011321852#!/compare/1504310400/1504396800

Buyer: https://backpack.tf/profiles/76561198121694613#!/compare/1504310400/1504396800

X = 12

Sale 2:

Sold with < 3 keys in items for Purple Confetti Noir (14.5)

No outpost

Seller: https://backpack.tf/profiles/76561198197931231#!/compare/1505347200/1505433600

Buyer: https://backpack.tf/profiles/76561198295263968#!/compare/1505174400/1505347200

X = 12

Sale 3:

Sold for Smoking Gatsby (11) + ~1 key in items

http://www.tf2outpost.com/trade/29296695 - B/O of ~10.75

Seller: https://backpack.tf/profiles/76561198021055079#!/compare/1501113600/1501200000

Buyer: https://backpack.tf/profiles/76561198361815736#!/compare/1500681600/1501200000

X = 11 (Capped by B/O, rounded)

Sale 4:

Sold for 11 keys

http://www.tf2outpost.com/trade/29325801 - B/O of 11

Seller: https://backpack.tf/profiles/76561198045692488#!/compare/1502841600/1502928000

Buyer: https://backpack.tf/profiles/76561198143110667#!/compare/1502841600/1502928000

X = 11

Sale 5:

Quicksold for 10 keys

http://www.tf2outpost.com/trade/29314905 - B/O of 11

Seller: https://backpack.tf/profiles/76561198207781828#!/compare/1501977600/1502064000

Buyer: https://backpack.tf/profiles/76561198114079586#!/compare/1501977600/1502064000

X = 10

Sale 6:

Sold for Steaming Brain-Warming Wear (Suggestion at 10) + cosmetic

No outpost

Seller: https://backpack.tf/profiles/76561198156199263#!/compare/1502409600/1502496000

Buyer: https://backpack.tf/profiles/76561198296565493#!/compare/1502409600/1502496000

X = 10

Sale 7:

Sold for 9 keys + 10 ref

http://www.tf2outpost.com/trade/29369455 - B/O of 9 keys + 10 ref

Seller: https://backpack.tf/profiles/76561198295263968#!/compare/1506038400/1506124800

Buyer: https://backpack.tf/profiles/76561198096059949#!/compare/1505606400/1506124800

X = 9

Sale 8:

Quicksold for 7 keys + Botkiller Sniper (1)

Seller: https://backpack.tf/profiles/76561198361815736#!/compare/1501200000/1501372800

Buyer: https://backpack.tf/profiles/76561198144523674#!/compare/1501286400/1501372800

X = 8

Sale 9:

Sold for Blizzardy Storm Ol’ Snaggletooth + cheap items

No outpost

Seller: https://backpack.tf/profiles/76561198240812022#!/compare/1500681600/1501113600

Buyer: https://backpack.tf/profiles/76561198324150431#!/compare/1501027200/1501113600

Couldn’t really get a mini on the Snaggle. Can be used on the Snaggle instead.

Steaming Brain-Warming Wear:

https://backpack.tf/suggestion/59d73edccf6c7539975ecc6c

Steaming Fukaa:

https://backpack.tf/suggestion/59d70a87cf6c75780233b895

Sellers:

12 keys:

https://i.imgur.com/cgZc9hL.png - 11 days

Sales at:

8

9

10 (2x)

11 (2x)

12 (2x)

10 quicksold, excluding 10 and below.

Going with 11-12.