I like Graphs

Nickelback

Sellers: -

N/A

Sale 1)

https://backpack.tf/profiles/76561198054280330#!/compare/1611792000/1611878400

https://backpack.tf/profiles/76561198067967717#!/compare/1611792000/1611878400 - Sold for a Sunbeams Anger (140) + 150 keys = 290 keys

Buyout was 300 keys https://gladiator.tf/listings/601346365e91f83ae881aaa6

Sale 2)

https://backpack.tf/profiles/76561198796395930#!/compare/1611532800/1611619200

https://backpack.tf/profiles/76561198054280330#!/compare/1611532800/1611619200 - Sold for a Nebula Universal Translator (254.5) + Australium Wrench (~43 keys at time https://gladiator.tf/listings/600fabaa959d94252cd9f83f) = 297.5 = 298 keys

Buyout was 350 keys https://gladiator.tf/listings/600e7e0f26338a168d9a7fc1

Sale 3)

https://backpack.tf/profiles/76561198254882979#!/compare/1608508800/1608681600

https://backpack.tf/profiles/76561198796395930#!/compare/1608595200/1608681600 - Probably better there

Sale 4)

https://backpack.tf/profiles/76561198137934248#!/compare/1607212800/1607299200

https://backpack.tf/profiles/76561198254882979#!/compare/1607212800/1607299200 - Sold with 7 keys for a Duped Knifestorm Brain Bucket (283) = 276 keys

No buyout

Mini for Bucket: Credits to Shuffle Spy

https://backpack.tf/profiles/76561198136556581#!/compare/1611014400/1611446400 - Added 20 Keys for an Arcana Scotch (280 Keys) = 260 keys

https://backpack.tf/profiles/76561198272038643#!/compare/1608768000/1608854400 - Cloudy Jeepcap (84.5 Keys) + Steaming Phantom

https://backpack.tf/profiles/76561198865093875#!/compare/1608422400/1608508800 - G. Fetti Pyromancer's (120 Keys) + PE Spook Specs

https://backpack.tf/profiles/76561198188019962#!/compare/1607385600/1607558400 - Added Stormy Mining for Aces Antlers + Cloudy Noble

https://backpack.tf/profiles/76561198865093875#!/compare/1607472000/1607558400 - 30 Keys were also added for the Antlers/Noble

https://backpack.tf/profiles/76561198137934248#!/compare/1607299200/1607385600 - Bulk

https://backpack.tf/profiles/76561198131633162#!/compare/1607385600/1607472000 - Scorching Hong (292.5 Keys) + Magical Skull (27 Keys) = ~320 keys

https://backpack.tf/profiles/76561198254882979#!/compare/1607212800/1607299200 - Darkblaze Nickel + 7 Keys

https://backpack.tf/profiles/76561198018995498#!/compare/1607126400/1607212800 - Looks like 247 Keys (1 here)

https://backpack.tf/profiles/76561198070713669#!/compare/1607040000/1607212800 - The other 246 Keys

https://backpack.tf/profiles/76561198838788284#!/compare/1603584000/1603670400 - Darkblaze Strontium + Ooze Steel + Ghosts Mop

Looks like sales range from 246 to 320, taking a mid-point of 283 keys

Sale 5) Credits to Meepooh

https://backpack.tf/profiles/76561198067967717#!/compare/1613088000/1613174400

https://gyazo.com/f66ba5bbaf65164eac76b719e132cae8 - Sold for a Galactic Codex Captain Space Mann (220) + a Scorching Flames Modest Metal Pile of Scrap (77) = 297 keys

Buyout was 300 keys https://gladiator.tf/listings/602615da92eac017fa86d985

Sales:

276, 290, 297 and 298

Rounding for neatness

Thanks =)