Sale 1:

https://backpack.tf/profiles/76561198142090071#!/compare/1564444800/1564531200

https://backpack.tf/profiles/76561198337734785#!/compare/1566864000/1566950400

Untrace

sale 2:

https://backpack.tf/profiles/76561198012537041#!/compare/1564876800/1564963200

https://backpack.tf/profiles/76561198305668226#!/compare/1564876800/1564963200

https://backpack.tf/profiles/76561198089253101#!/compare/1564876800/1564963200

Gambling

Sale 3:

https://backpack.tf/profiles/76561198006981147#!/compare/1561507200/1561593600

https://backpack.tf/profiles/76561198337734785#!/compare/1561507200/1561593600

Can trace 15 keys.... high

Sale 4:

https://backpack.tf/profiles/76561198337734785#!/compare/1562457600/1562544000

https://backpack.tf/profiles/76561198208687079#!/compare/1562457600/1562544000

Untrace

sale 5:

https://backpack.tf/profiles/76561198208687079#!/compare/1562457600/1562544000

https://backpack.tf/profiles/76561198219915064#!/compare/1562284800/1562544000

Sold for ~10 keys in sweets

Sale 6:

https://backpack.tf/profiles/76561198863583323#!/compare/1563408000/1563753600

https://backpack.tf/profiles/76561198382290208#!/compare/1563494400/1563580800

Untrace

Sale 7:

https://backpack.tf/profiles/76561198210225228#!/compare/1563667200/1563840000

https://backpack.tf/profiles/76561198073743855#!/compare/1564358400/1564704000

Untrace

Sale 8:

https://backpack.tf/profiles/76561198443661005#!/compare/1565913600/1566172800

https://backpack.tf/profiles/76561198402613980#!/compare/1566086400/1566172800

Sold for 7 keys

Sale 9:

https://backpack.tf/profiles/76561198402613980#!/compare/1566345600/1566518400

https://backpack.tf/profiles/76561198318531659#!/compare/1566432000/1566518400

Untrace

Sale 10:

https://backpack.tf/profiles/76561198812996094#!/compare/1565827200/1565913600

https://backpack.tf/profiles/76561198089253101#!/compare/1565827200/1565913600

Sold for 7 keys

Sale 11:

https://backpack.tf/profiles/76561198026205202#!/compare/1561075200/1566086400

https://backpack.tf/profiles/76561198108079087#!/compare/1561852800/1561939200

Can trace a flamethrower

Sale 12:

https://backpack.tf/profiles/76561198108079087#!/compare/1561939200/1562025600

https://backpack.tf/profiles/76561198277409359#!/compare/1561939200/1562025600

Bulky

Sale 13:

https://backpack.tf/profiles/76561198905630879#!/compare/1565913600/1566000000

https://backpack.tf/profiles/76561198125894529#!/compare/1565913600/1566000000

Sold with Cyclone Arms Race for Aces Wet Works

use there

Sale 14:

https://backpack.tf/profiles/76561198125894529#!/copare/1566000000/1566086400

https://backpack.tf/profiles/76561198051889174#!/compare/1566000000/1566086400

keys?

Sale 15:

https://backpack.tf/profiles/76561198051889174#!/compare/1566000000/1566086400

https://backpack.tf/profiles/76561198296954422#!/compare/1566000000/1566086400

Sold for ~7.5 keys

Sale 16:

https://backpack.tf/profiles/76561198296954422#!/compare/1566000000/1566086400

https://backpack.tf/profiles/76561198431333120#!/compare/1566000000/1566086400

Sold for ~7.5 keys

sale 17:

https://backpack.tf/profiles/76561198431333120#!/compare/1566086400/1566172800

https://backpack.tf/profiles/76561198093152734#!/compare/1566086400/1566172800

Sold with ~1 key for TW Tyrannus

use there

Sale 18:

https://backpack.tf/profiles/76561198093152734#!/compare/1566086400/1566172800

https://backpack.tf/profiles/76561198368964060#!/compare/1566086400/1566172800

https://backpack.tf/profiles/76561198118128851#!/compare/1566086400/1566172800

Untrace

sale 19:

https://backpack.tf/profiles/76561198118128851#!/compare/1566345600/1566432000

https://backpack.tf/profiles/76561198442522722#!/compare/1566345600/1566432000

Sold for 7 keys

Sale 20:

https://backpack.tf/profiles/76561198442522722#!/compare/1566345600/1566432000

https://backpack.tf/profiles/76561198139969353#!/compare/1566345600/1566432000

Sold for ~6.5 keys

Sale 21:

https://backpack.tf/profiles/76561198139969353#!/compare/1566432000/1566604800

https://backpack.tf/profiles/76561198155110999#!/compare/1566518400/1566604800

Sold for ~6 keys

Sale 22:

https://marketplace.tf/items/tf2/521;5;u59

$16.11 / $1.82 = 8.85 keys

Total sales @:

6, 6.5, 7, 7, 7, 7.5, 7.5, 8.85, 10 keys

buyers up to ~6 keys,

sellers down to 7.5, 8 keys,

gonna take 6.5 - 7.5 keys