Sale 1:

https://backpack.tf/profiles/76561198267930919#!/compare/1587168000/1587254400

https://backpack.tf/profiles/76561198252999692#!/compare/1587427200/1587513600

Untrace

sale 2:

https://backpack.tf/profiles/76561198252999692#!/compare/1588118400/1588204800

https://backpack.tf/profiles/76561197982127154#!/compare/1588118400/1588204800

Sold for 7 keys

sale 3:

https://backpack.tf/profiles/76561197982127154#!/compare/1588636800/1588723200

https://backpack.tf/profiles/76561198225694412#!/compare/1588636800/1588723200

Sold for ~7 keys

sale 4:

https://backpack.tf/profiles/76561198225694412#!/compare/1588636800/1588723200

https://backpack.tf/profiles/76561198987674719#!/compare/1588550400/1588723200

Untrace

sale 5:

https://backpack.tf/profiles/76561198987674719#!/compare/1588723200/1588809600

https://backpack.tf/profiles/76561198872796421#!/compare/1588723200/1588982400

Sold for Stormy FR-0 + negligible sweets

use there

Sale 6:

https://backpack.tf/profiles/76561198872796421#!/compare/1589155200/1589241600

https://backpack.tf/profiles/76561198822717876#!/compare/1589068800/1589155200

Sold for Planets Sober

Sober Mini:

https://backpack.tf/suggestion/5ebc21440d67c95c5e6058fd

Suggestion for 7.25 keys

sale 7:

https://backpack.tf/profiles/76561198135396226#!/compare/1589155200/1589328000

https://backpack.tf/profiles/76561198080179568#!/compare/1589241600/1589328000

QS

sale 8:

https://backpack.tf/profiles/76561198874044553#!/compare/1589155200/1589241600

https://backpack.tf/profiles/76561198815559889#!/compare/1588982400/1589155200

https://backpack.tf/profiles/76561198337734785#!/compare/1589068800/1589155200

Untrace then QS

sale 9:

https://marketplace.tf/items/tf2/30034;5;u58

$18 / $1.68 = 10.71 keys

$17.5 / $1.89 = 9.26 keys

Total sales @:

7, 7, 7.25, 9.5, 10.5 keys

buyers up to ~7 keys,

sellers for ~8 keys,

https://i.imgur.com/repCody.jpg

https://i.imgur.com/N9VX05r.jpg

considering low sales,

taking 7.5 - 9.5 keys.