Sold:

http://backpack.tf/profiles/76561198134520748#!/compare/1494547200/1494633600 - sold for Orbiting Planets Pugilist's Protector (10) + sweets (1) = 11 keys (outlier)

http://backpack.tf/profiles/76561198176807639#!/compare/1493510400/1493769600

http://backpack.tf/profiles/76561198134520748#!/compare/1481760000/1494028800 - scm

http://www.tf2outpost.com/trade/29205335

http://backpack.tf/profiles/76561198266977425#!/compare/1496188800/1496275200 - ?

http://backpack.tf/profiles/76561198129695980#!/compare/1496016000/1496102400 - sold for Aces High Tavish DeGroot Experience (15) = 15 keys

http://www.tf2outpost.com/trade/29187778

http://backpack.tf/profiles/76561198203197084#!/compare/1495411200/1495929600 - sold for Orbiting Fire Professional's Panama (13) + sweets (5) = 15 keys b/o

http://www.tf2outpost.com/trade/29186380

http://backpack.tf/profiles/76561198108696726#!/compare/1495065600/1495152000

http://backpack.tf/profiles/76561198203197084#!/compare/1495065600/1495152000 - sold for 12 keys

http://www.tf2outpost.com/trade/29177407

http://backpack.tf/profiles/76561198271816765#!/compare/1494633600/1494720000 - sold for Eerie Orbiting Fire Coupe D'isaster (18) = 15 keys b/o

http://backpack.tf/profiles/76561198054758757#!/compare/1494374400/1494460800 - sold for 8 keys (low)

http://backpack.tf/profiles/76561198185198978#!/compare/1494892800/1496016000 - ?

http://www.tf2outpost.com/trade/28393477

http://backpack.tf/profiles/76561198031561339#!/compare/1491091200/1491264000 - sold for 12 keys

Mini’s:

Orbiting Planets Pugilist's Protector:

http://backpack.tf/suggestion/593154a40e2cad5bb272e8a3 = 10 keys

Aces High Tavish DeGroot Experience:

http://backpack.tf/suggestion/59315a05c4404551e30d486d = 15 keys

Eerie Orbiting Fire Coupe D'isaster:

http://backpack.tf/suggestion/593167f3e338773d4d7058b0 = 18 keys

Conclusion:

sales at 8, 11, 12, 12 15, 15, 15

taking 12-15 keys