Sale 1-3:

https://marketplace.tf/items/tf2/108;5;u32

$16.99 / $1.76 = 9.65 keys

$13.5 / $1.69 = 7.99 keys // https://backpack.tf/item/1350131323

$13.5 / $1.69 = 7.99 keys

Sale 4:

untrace - likely buy order

https://backpack.tf/profiles/76561198337734785#!/compare/1583712000/1583798400

https://backpack.tf/profiles/76561198983016052#!/compare/1583798400/1586908800

Sale 5:

untrace

https://backpack.tf/profiles/76561198134546405#!/compare/1580774400/1580860800

https://backpack.tf/profiles/76561198061632306#!/compare/1580774400/1580860800

Sale 6:

SCM

https://backpack.tf/profiles/76561199015977627#!/compare/1580860800/1580947200

https://backpack.tf/profiles/76561198061632306#!/compare/1580774400/1580860800

Sale 7:

SCM

https://backpack.tf/profiles/76561198318170190#!/compare/1582416000/1582502400

https://backpack.tf/profiles/76561199015977627#!/compare/1581465600/1581984000

Sale 8:

untrace

https://backpack.tf/profiles/76561198318170190#!/compare/1582934400/1583193600

https://backpack.tf/profiles/76561198134178481#!/compare/1582848000/1583107200

Sale 9:

7 keys + 20 ref

https://backpack.tf/profiles/76561198134178481#!/compare/1583107200/1583193600

https://backpack.tf/profiles/76561198337734785#!/compare/1583107200/1583193600

Sale 10:

untrace

https://backpack.tf/profiles/76561198048020239#!/compare/1582329600/1586908800

https://backpack.tf/profiles/76561198052082957#!/compare/1394607600/1577491200

Sale 11:

untrace

https://backpack.tf/profiles/76561198272707822#!/compare/1584489600/1585094400

https://backpack.tf/profiles/76561198052082957#!/compare/1577491200/1584576000

bp not loading ^

Sale 12:

untrace

https://backpack.tf/profiles/76561198272707822#!/compare/1585526400/1585612800

https://backpack.tf/profiles/76561198374206487#!/compare/1585526400/1585612800

Sale 13:

8 keys

https://backpack.tf/profiles/76561198374206487#!/compare/1585612800/1585699200

https://backpack.tf/profiles/76561198056974324#!/compare/1585612800/1585699200

Sale 14:

bulk

https://backpack.tf/profiles/76561198056974324#!/compare/1585958400/1586044800

https://backpack.tf/profiles/76561198031743044#!/compare/1585958400/1586044800

==============================================================================

Sales:

7.37, 8, 8, 8, 9.5

9.5 high outlier

unsolds at 8.5: https://imgur.com/a/5MjuVFU

buyers at 7.39: https://imgur.com/a/poM5Mf6