Excluding all sales that occurred prior to the previous suggestion

…which was 11 days ago

Sale 1:

Sold for $45 and $35 on Marketplace.tf

https://marketplace.tf/items/1108;5;u3006

45/1.96 = ~22.96

35/1.95 = ~17.9

X = 18 and 23

Sale 2:

Sold with ~4.5 keys for Whirlwind Yeti (19.5)

No outpost

Seller: https://backpack.tf/profiles/76561198079848769#!/compare/1511654400/1511740800

Buyer: https://backpack.tf/profiles/76561198040224815#!/compare/1511654400/1511740800

X = 15

Sale 3:

Sold for Smoking Backbiter’s Billycock (Suggestion at 13) + ~1 key in items

No outpost

Seller: https://backpack.tf/profiles/76561198203168078#!/compare/1511395200/1511481600

Buyer: https://backpack.tf/profiles/76561198406097405#!/compare/1511395200/1511481600

X = 14

Sale 4:

Sold for 13 keys

Seller: https://backpack.tf/profiles/76561198342161127#!/compare/1512172800/1512259200

Buyer: https://backpack.tf/profiles/76561198421411318#!/compare/1512172800/1512259200

X = 13

Sale5 :

Sold to a quickbuyer for ~11 keys

https://i.imgur.com/UHI3HPM.png - Buy order here

Seller: https://backpack.tf/profiles/76561198120147285#!/compare/1512172800/1512259200

Buyer: https://backpack.tf/profiles/76561198232122560#!/compare/1512172800/1512259200

X = 11

Sale 6:

Sold for Stormy Hive Minder

http://www.tf2outpost.com/trade/29458213 - B/O of 20

Seller: https://backpack.tf/profiles/76561198080887138#!/compare/1511654400/1511740800

Buyer: https://backpack.tf/profiles/76561198162282453#!/compare/1511654400/1511740800

No mini available on the Hive. Also occurred before the influx of sellers at ~13. Excluding.

Sale 7:

Sold for Power Surge Gentleman’s Ushanka

Seller: https://backpack.tf/profiles/76561198160856661#!/compare/1511568000/1511654400

Buyer: https://backpack.tf/profiles/76561198079848769#!/compare/1511568000/1511654400

Was used to update the Ushanka, can’t be used here.

Smoking Backbiter’s:

https://backpack.tf/suggestion/5a2636d344325a4ee0363120

Sellers:

13 keys:

https://i.imgur.com/1LuFdtR.png - young

https://i.imgur.com/UPZOdLC.png - young

~13.15 keys:

https://i.imgur.com/d3xgIma.png - young

14 keys:

https://i.imgur.com/XdklP0P.png - 7 days

16 keys:

https://i.imgur.com/T3Fp6C2.png - 3 days

18 keys:

https://i.imgur.com/yn24TEV.png - 6 days

22 keys:

https://i.imgur.com/zmi4Rzz.png - 8 days

25 keys:

https://i.imgur.com/hfZR09F.png - 9 days

30 keys:

https://i.imgur.com/wHZxToU.png - 19 days, same seller as the above

Sales at:

11

13

14

15

18

23

11 sold to a quickbuyer, excluding 11.

18 and 23 are outliers, obviously. Excluding 18 and 23.

Going with 13-15.