Sale 1:

https://backpack.tf/profiles/76561198236985112#!/compare/1586044800/1586131200

https://backpack.tf/profiles/76561198150294096#!/compare/1585958400/1586131200

Sold for 7 keys

sale 2:

https://backpack.tf/profiles/76561198150294096#!/compare/1586304000/1586390400

https://backpack.tf/profiles/76561198972294135#!/compare/1586304000/1586390400

https://backpack.tf/profiles/76561198151556155#!/compare/1586131200/1586390400

https://backpack.tf/profiles/76561198097281042#!/compare/1586304000/1586390400

Untrace

sale 3:

https://backpack.tf/profiles/76561198097281042#!/compare/1586390400/1586563200

https://backpack.tf/profiles/76561198072181775#!/compare/1586304000/1586390400

Untrace

sale 4:

https://backpack.tf/profiles/76561198072181775#!/compare/1586390400/1586476800

https://backpack.tf/profiles/76561198202909008#!/compare/1586390400/1586476800

sold with 5 keys for DBD Titanium

use there

Sale 5:

https://backpack.tf/profiles/76561198202909008#!/compare/1586476800/1586563200

https://backpack.tf/profiles/76561198451494569#!/compare/1586476800/1586563200

https://backpack.tf/profiles/76561198074552287#!/compare/1586476800/1586563200

Untrace

sale 6:

https://backpack.tf/profiles/76561198841279602#!/compare/1582243200/1582329600

https://backpack.tf/profiles/76561198839939683#!/compare/1582329600/1582416000

Sold for ~7.5 keys

Sale 7:

https://backpack.tf/profiles/76561198839939683#!/compare/1582416000/1582675200

https://backpack.tf/profiles/76561198171258173#!/compare/1582588800/1582675200

Sold for 8 keys

sale 8:

https://backpack.tf/profiles/76561198171258173#!/compare/1582761600/1582848000

https://backpack.tf/profiles/76561198325595749#!/compare/1582934400/1583020800

Untrace

sale 9:

https://backpack.tf/profiles/76561198325595749#!/compare/1582934400/1583020800

https://backpack.tf/profiles/76561198259183894#!/compare/1583020800/1583107200

Sold for ~7.5 keys

sale 10:

https://backpack.tf/profiles/76561198259183894#!/compare/1583193600/1583280000

https://backpack.tf/profiles/76561198809414908#!/compare/1583193600/1583280000

Sold for ~8 keys

Sale 11:

https://backpack.tf/profiles/76561198809414908#!/compare/1583280000/1583366400

https://backpack.tf/profiles/76561198357120931#!/compare/1583280000/1583366400

Sold for Steaming Hermes(8.5) + 1 key

Total is 9.5 keys

sale 12:

https://backpack.tf/profiles/76561198357120931#!/compare/1583280000/1583366400

https://backpack.tf/profiles/76561198112817599#!/compare/1583280000/1583366400

Sold for Bubbling Drill + 1 key

use there

Sale 13:

https://backpack.tf/profiles/76561198112817599#!/compare/1583366400/1583452800

https://backpack.tf/profiles/76561198057313237#!/compare/1582502400/1583452800

Bulk

sale 14:

https://backpack.tf/profiles/76561198057313237#!/compare/1583452800/1583539200

https://backpack.tf/profiles/76561198002757046#!/compare/1583366400/1583452800

QS

sale 15 - 17:

https://marketplace.tf/items/tf2/30767;5;u57

$18 / $1.70 = 10.59 keys

$10.14 / $1.71 = 5.93 keys

$21 / $1.79 = 11.73 keys

total sales @:

5.95, 7, 7.5, 7.5, 8, 8, 9.5, 10.5, 11.5 keys

buyers up to ~6.5 keys,

no sellers,

calling 7 low,

11.5 high,

taking 7.5 - 10.5 keys