Sale 1:

https://backpack.tf/profiles/76561198239150670#!/compare/1528934400/1529020800

https://backpack.tf/profiles/76561198799757343#!/compare/1528934400/1529020800

Sold for Planets Burning Question.

use there.

Sale 2:

https://backpack.tf/profiles/76561198799757343#!/compare/1529193600/1529280000

https://backpack.tf/profiles/76561198099904206#!/compare/1529193600/1529280000

Sold for 15 keys.

Sale 3:

https://backpack.tf/profiles/76561198099904206#!/compare/1529193600/1529280000

https://backpack.tf/profiles/76561198254861074#!/compare/1529193600/1529280000

Sold for Stormy Titanium + negligible ref.

Titanium Pillar Mini:

https://backpack.tf/profiles/76561198196677807#!/compare/1529539200/1529625600

Sold for 16 keys.

https://backpack.tf/profiles/76561198198816727#!/compare/1528848000/1528934400

https://backpack.tf/profiles/76561198240093222#!/compare/1528934400/1531267200

Sold with 2 keys for Max Head(18.6)

Total is 16.6 keys.

Going with 16-17 keys, average of 16.5 keys.

Sale 4:

https://backpack.tf/profiles/76561198254861074#!/compare/1529452800/1529625600

Sold with 3 keys for Blizzardy Kabuto

Kabuto Mini:

https://backpack.tf/profiles/76561198179707937#!/compare/1529020800/1529107200

https://backpack.tf/profiles/76561198044607677#!/compare/1529107200/1529193600

Sold for 21 keys

https://backpack.tf/profiles/76561198002757046#!/compare/1527811200/1527897600

https://backpack.tf/profiles/76561198060533127#!/compare/1527811200/1528156800

Sold for 23 keys

Taking 21-23 keys, average of 22 keys.

Total is 19 keys.

Sale 5:

https://backpack.tf/profiles/76561198057046524#!/compare/1529539200/1529625600

https://backpack.tf/profiles/76561198053720151#!/compare/1529539200/1529625600

Not fully clear, looks like it sold with a key + 17 ref for Mallard Harmburg. Not using.

Sale 6:

https://backpack.tf/profiles/76561198053720151#!/compare/1529539200/1529625600

https://backpack.tf/profiles/76561198831225692#!/compare/1529539200/1529625600

Unable to determine what it sold for.

Sale 7:

https://backpack.tf/profiles/76561198831225692#!/compare/1529712000/1529798400

https://backpack.tf/profiles/76561198154772409#!/compare/1529712000/1529798400

Untrace.

Sale 8:

https://backpack.tf/profiles/76561198154772409#!/compare/1529798400/1529971200

https://backpack.tf/profiles/76561198011321852#!/compare/1529884800/1529971200

Sold for 9 keys. QS.

Total sales @:

15, 16.5, 19

https://i.imgur.com/O5AA3uh.png

Taking 15-19 keys.