Updating

Marketplace.tf Sales:

https://marketplace.tf/items/tf2/30516;13;strange

$28.70/1.67=~17.2 Keys (Dec 23rd) Median Price of Keys that day was $1.67

$28.70/1.68=~17.1 Keys (Dec 28th) Median Price of Keys that day was $1.68

SCM Sales:

https://steamcommunity.com/market/listings/440/Strange%20Haunted%20Forgotten%20King%27s%20Restless%20Head

https://steamcommunity.com/market/pricehistory/?appid=440&market_hash_name=Strange%20Haunted%20Forgotten%20King%27s%20Restless%20Head

$30.79/2.29=~13.4 Keys (Nov 21st)

$44.87/2.15=~20.9 Keys (Dec 22nd)

$18.01/2.19=~8.2 Keys (Jan 23rd)

$25.32/2.13=~11.9 Keys (Feb 5th)

Total Sales:

8.2, 11.9, 13.4, 17.1, 17.2, 20.9

Excluding Sale @8.2, as it appears to be a buyorder dump, Capping high end @13.4, current seller at 15 unsold for 3 weeks https://backpack.tf/item/3160137345 untraceable sales