Removing 61 per Mindacos' suggestion.

http://backpack.tf/item/188566700

Sale 1) Sold for a Stormy 13th Hour Larrikin Robin (72 Keys)

http://backpack.tf/profiles/76561198195731583#!/compare/1490486400/1490572800

Sale 2) Sold for a Duped Blizzardy Storm Killer Exclusive (53 Keys)

http://backpack.tf/profiles/76561198160966047#!/compare/1490745600/1490832000

Low Outlier, but supports a drop.

Killer Exclusive Mini

http://backpack.tf/profiles/76561198057966196#!/compare/1491264000/1491350400 - Sold for 51 Keys

http://backpack.tf/profiles/76561198057966196#!/compare/1491004800/1491091200 - Sold for 50 Keys? (Buyer's Backpack, can't tell how many match).

http://backpack.tf/profiles/76561198316193894#!/compare/1492041600/1492128000 - Sold for 55 Keys

Will take 53 Keys to be safe.

http://backpack.tf/item/164914810

Sale 3) Sold for a Purple Energy Sheriff's Stetson (90 Keys) + ~9 Keys of Items

http://backpack.tf/profiles/76561198267189538#!/compare/1487721600/1487808000

http://www.tf2outpost.com/trade/28780794 - Capped by the Buyout of 75 Keys

http://backpack.tf/item/225817124

Sale 4) Sold for a Disco Beat Down Slo-Poke (52.5 Keys) + Spec KS Australium Scattergun (~26 Keys) + Strange Pro KS Frying Pan (~7 Keys)

http://backpack.tf/profiles/76561198255119379#!/compare/1487894400/1488412800 - Buyer's Backpack

http://www.tf2outpost.com/trade/28801943 - Capped by the Buyout of 75 Keys

Sale 5) Sold for a Fountain of Delight Meet the Medic + 12 Keys

http://backpack.tf/profiles/76561198267189538#!/compare/1490400000/1490486400

http://www.tf2outpost.com/trade/28830591 - Capped by the Buyout of 75 Keys

Sale 6) Sold for a Green Energy Ye Olde Baker Boy + Searing Plasma Scotsman's Stove Pipe

http://backpack.tf/profiles/76561198179707937#!/compare/1490918400/1491004800

This probably would be better used for the Baker Boy, since it's Classified Sellers suggest a drop.