Resuggestion, thanks to polar and Renegade for the info!

Sale 1:

https://backpack.tf/profiles/76561198046921199#!/compare/1542326400/1542412800

https://backpack.tf/profiles/76561198008994962#!/compare/1542326400/1542412800

Sold for 65 keys

Sale 2:

https://backpack.tf/profiles/76561198008994962#!/compare/1547424000/1547856000

https://backpack.tf/profiles/76561198163470512#!/compare/1547856000/1547942400

Sold for Blizzardy YWN + GE Fruit(29) + G Fetti France + ~10 keys in sweets

France Mini:

https://backpack.tf/suggestion/5c856f9967807239500f9c16

Suggestion for 31 keys

YWN Suggestion for 16.5 keys:

https://backpack.tf/suggestion/5c85e15bd3817272a1478105

Total is 86.5 keys

Sale 3:

https://backpack.tf/profiles/76561198163470512#!/compare/1547942400/1548028800

https://backpack.tf/profiles/76561198055622215#!/compare/1547942400/1548115200

Sold for Beams Bucket

Bucket Mini:

https://backpack.tf/suggestion/5c5a835e44325a25fd4a5d73

Suggestion for 80 keys

Sale 4:

https://backpack.tf/profiles/76561198055622215#!/compare/1551916800/1552003200

https://backpack.tf/profiles/76561198046078624#!/compare/1551744000/1552176000

Sold for Clair Defrag(86)

Calling 65 the outlier,

Taking 80 - 87 keys