Selling:

http://www.tf2outpost.com/trade/28214368 - b/o: 17 keys (3 days)

http://www.tf2outpost.com/trade/28215831 - b/o: 17 keys (2 days)

Sold:

http://backpack.tf/profiles/76561198074461252#!/compare/1463184000/1463270400 - sold for Strange Australium Force-A-Nature = 13 keys (outlier)

http://www.tf2outpost.com/trade/28144017

http://backpack.tf/profiles/76561198062501955#!/compare/1463011200/1463184000 - sold for duped Blizzardy Storm Milkman + sweets = 16 keys b/o

http://www.tf2outpost.com/trade/28142976

http://backpack.tf/profiles/76561198111608504#!/compare/1462492800/1462579200 - sold for Strange Professional Killstreak Australium Force-A-Nature = 15 keys

http://www.tf2outpost.com/trade/28110350

http://backpack.tf/profiles/76561198065337688#!/compare/1462406400/1462492800 - sold for Strange Professional Killstreak Australium Frontier Justice = 13 keys (outlier)

http://www.tf2outpost.com/trade/28091759

http://backpack.tf/profiles/76561198101899047#!/compare/1461196800/1461456000 - sold for Strange Festive Rocket Launcher = 16 keys

http://www.tf2outpost.com/trade/28077186

http://backpack.tf/profiles/76561198097708978#!/compare/1460592000/1460678400 - sold for 16 keys

http://www.tf2outpost.com/trade/28074424

http://backpack.tf/profiles/76561198252075718#!/compare/1460246400/1460592000 - sold for 10 keys + sweets = 15 keys

http://backpack.tf/profiles/76561198042536322#!/compare/1460073600/1460332800 - sold with sweets for Strange Blizzardy Storm Big Chief = 11 keys (outlier)

http://www.tf2outpost.com/trade/28030830

http://backpack.tf/profiles/76561198124417626#!/compare/1459555200/1459641600 - sold with sweets for Strange Specialized Killstreak Australium SMG + 5 keys = 11 keys (outlier)

Mini's:

duped Blizzardy Storm Milkman:

http://www.tf2outpost.com/trade/28166958

http://backpack.tf/profiles/76561198062501955#!/compare/1463702400/1463788800 - sold with 1 key + sweets for Blizzardy Storm Thirst Blood = 15 keys b/o

Strange Blizzardy Storm Big Chief:

no recent sales, taking current price