Sale 1:

https://backpack.tf/profiles/76561198063107526#!/compare/1561075200/1561507200

https://backpack.tf/profiles/76561198089298088#!/compare/1561075200/1561507200

Sold for 22 keys

Sale 2:

https://backpack.tf/profiles/76561198089298088#!/compare/1561507200/1561766400

https://backpack.tf/profiles/76561198859721638#!/compare/1561680000/1561766400

Bulky

Sale 3:

https://backpack.tf/profiles/76561198859721638#!/compare/1561852800/1561939200

https://backpack.tf/profiles/76561198119634686#!/compare/1561852800/1561939200

Sold for ~21 keys

Sale 4:

https://backpack.tf/profiles/76561198119634686#!/compare/1563408000/1563580800

https://backpack.tf/profiles/76561198296497176#!/compare/1561420800/1566259200

Sold for 22 keys

Sale 5:

https://backpack.tf/profiles/76561198130224994#!/compare/1566086400/1566864000

https://backpack.tf/profiles/76561198071167440#!/compare/1566432000/1566518400

Untrace

Sale 6:

https://backpack.tf/profiles/76561198071167440#!/compare/1566777600/1566864000

https://backpack.tf/profiles/76561198271521289#!/compare/1566777600/1566864000

Sold for 20 keys

Sale 7:

https://backpack.tf/profiles/76561198271521289#!/compare/1568246400/1568332800

https://backpack.tf/profiles/76561198802465612#!/compare/1568246400/1568332800

QS

Sale 8:

https://backpack.tf/profiles/76561198256802122#!/compare/1560902400/1561680000

https://backpack.tf/profiles/76561198065896046#!/compare/1561248000/1561334400

Sold for 23 keys

Sale 9:

https://backpack.tf/profiles/76561198065896046#!/compare/1561334400/1561420800

https://backpack.tf/profiles/76561198055847835#!/compare/1561248000/1561334400

untrace

Sale 10:

https://backpack.tf/profiles/76561198048011821#!/compare/1567296000/1567382400

https://backpack.tf/profiles/76561198304343915#!/compare/1567382400/1567468800

Untrace / bulk?

Sale 11:

https://backpack.tf/profiles/76561198304343915#!/compare/1567382400/1567468800

https://backpack.tf/profiles/76561198085187877#!/compare/1567382400/1567468800

Sold for Aussie GL(~13.5) + ~1.21 keys in sweets

total is ~15 keys

Sale 12:

https://backpack.tf/profiles/76561198085187877#!/compare/1567468800/1567555200

https://backpack.tf/profiles/76561198822007289#!/compare/1567468800/1567555200

Sold for Miami Swatter + 4 keys

Swatter Mini:

https://backpack.tf/suggestion/5d7f2192d3817274ee645bd2

Suggestion for 16 keys

Total is 20 keys

sale 13:

https://backpack.tf/profiles/76561198822007289#!/compare/1567555200/1567728000

https://backpack.tf/profiles/76561198438525576#!/compare/1567641600/1567728000

Sold for ~9.5 keys in sweets

under buyers

Sale 14:

https://backpack.tf/profiles/76561198438525576#!/compare/1567728000/1567814400

https://backpack.tf/profiles/76561198334946156#!/compare/1567641600/1567814400

keys

sale 15:

https://backpack.tf/profiles/76561198334946156#!/compare/1568160000/1568246400

https://backpack.tf/profiles/76561198163936975#!/compare/1568160000/1568246400

Sold for ~15 keys in sweets

Sale 16:

https://backpack.tf/profiles/76561198163936975#!/compare/1568246400/1568332800

https://backpack.tf/profiles/76561198986684454#!/compare/1568332800/1568592000

Untrace

Total sales @:

15, 15, 20, 20, 21, 22, 22, 23 keys

new sellers for 16, 18 keys,

seller at 21 unsold for a week...

gonna say that seller shouldn't counter 3 pure sales,

taking a wide range of 15 - 23 keys