Sale 1:

https://marketplace.tf/items/tf2/30422;5;u29

$68.02 / $1.80 = 37.79 keys

https://backpack.tf/item/6499545338

Sale 2:

untrace, likely buy order

https://backpack.tf/profiles/76561198048334414#!/compare/1572480000/1572566400

https://backpack.tf/profiles/76561198335791307#!/compare/1572480000/1572566400

Sale 3:

47 keys

Scorching Flames Madame Dixie(46.5)

https://backpack.tf/profiles/76561198114402400#!/compare/1573948800/1574121600

https://backpack.tf/profiles/76561198170143095#!/compare/1574035200/1574208000

Dixie: https://backpack.tf/suggestion/5e1671ebe046a63b8236e233

Sale 4:

using on Flamenco

https://backpack.tf/profiles/76561198022610417#!/compare/1574553600/1574640000

https://backpack.tf/profiles/76561198170143095#!/compare/1574467200/1574640000

Sale 5:

using there

Electrostatic Aviator Assassin

https://backpack.tf/profiles/76561198416405381#!/compare/1574640000/1574726400

https://backpack.tf/profiles/76561198022610417#!/compare/1574640000/1574726400

Sale 6:

Disco Beat Down Dread Hiding Hood(24.5)

https://backpack.tf/profiles/76561198416405381#!/compare/1574640000/1574726400

https://backpack.tf/profiles/76561198392265322#!/compare/1574640000/1574726400

hood: https://backpack.tf/suggestion/5e167f44f869d14dc21491de

Sale 7:

bulk for burning Cannonball

https://backpack.tf/profiles/76561198058143589#!/compare/1574467200/1574899200

https://backpack.tf/profiles/76561198122107265#!/compare/1574812800/1574899200

Sale 8:

36 keys

aussie RL(34) + 2 keys

https://backpack.tf/profiles/76561198122107265#!/compare/1574812800/1574899200

https://backpack.tf/profiles/76561198056700995#!/compare/1574812800/1574899200

RL: https://imgur.com/a/hfIQxJW

just gambles: https://backpack.tf/item/8131587855

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

Sales:

25,36,38,47

excluding 47 due to unsolds: https://imgur.com/a/NfCLkaj