SALE 1

Sold for 70 keys

https://backpack.tf/profiles/76561198125791160#!/compare/1557705600/1557792000

SALE 2

Unknown

https://backpack.tf/profiles/76561198007858078#!/compare/1558051200/1558137600

SALE 3

Not sure

https://backpack.tf/profiles/76561198198896481#!/compare/1558051200/1558137600

https://backpack.tf/profiles/76561198007858078#!/compare/1558051200/1558137600

SALE 4

Sold for planets stash + max head + 2 keys

https://backpack.tf/profiles/76561198198896481#!/compare/1560038400/1560124800

Stash is indate.

45 + 21.45 + 2 = 68.45 rounding to 68 keys

SALE 5

Bulk for af ke

https://backpack.tf/profiles/76561197994697258#!/compare/1561075200/1561161600

https://backpack.tf/profiles/76561198331167728#!/compare/1561075200/1561161600

SALE 6

Unknown

https://backpack.tf/profiles/76561197994697258#!/compare/1561939200/1562025600

https://backpack.tf/profiles/76561198109141608#!/compare/1561852800/1562025600

SALE 7

Quicksold for 43 keys

https://backpack.tf/profiles/76561198109141608#!/compare/1562025600/1562112000

SALE 8

Sold for 70 keys

https://backpack.tf/profiles/76561198198896481#!/compare/1563408000/1563494400

Classifieds at the time of making this suggestion.

https://gyazo.com/e35f4ff6726cef4a77a79c32163165ee

Sales at 43, 68, 70, and 70. 43 is obviously an outlier, as well as a quicksale anyways. Taking 68-70 keys here.