Sale #1: http://backpack.tf/profiles/76561198078395610#!/compare/1471132800/1471564800 (Credits to Jarool)

Sold for Kill-a-Watt Fez (17) + Buy a Life + 3 ref + the gold spy cosmetics ~17 keys

Using 17 as the high end

http://imgur.com/a/0nWU3

http://www.tf2outpost.com/trade/28410148 - B/O of 17

Kill-a-Watt Fez mini:

Sold for Kill-a-Watt Cranium (11) + ~6 keys in pure/items

http://www.tf2outpost.com/trade/28417316 - B/O of 17

Seller: http://backpack.tf/profiles/76561198021055079#!/compare/1471910400/1471996800

Buyer: http://backpack.tf/profiles/76561198056810044#!/compare/1471996800/1472083200

http://imgur.com/a/PFiNE

Taking 17 keys

Sale #2: http://backpack.tf/profiles/76561198050380054#!/compare/1473465600/1473552000

Sold for 16 keys

Taking 16

Sale #3: http://backpack.tf/profiles/76561198050380054#!/compare/1473552000/1473724800

Sold for 9 keys and a White Bill's (1.5) - Looks like a quicksale, and an obvious outliner

None for sale currently

Taking 16-17 keys as the new range.

Feedbacks are appreciated.

Thanks!