Editing to remove 125 from the range.

https://backpack.tf/item/3330840345

Sale 1) Sold for a Circling TF Logo Exquisite Rack (70 Keys) + Orbiting Fire Hong Kong Cone (61 Keys) + 8 Keys + ~3 Keys of Items

https://backpack.tf/profiles/76561198161711912#!/compare/1561075200/1561161600

70 + 61 + 8 + 3 = 142, which I'll round to 140 Keys

Sale 2) ?

https://backpack.tf/profiles/76561198252999692#!/compare/1561766400/1561852800

https://backpack.tf/profiles/76561198198896481#!/compare/1561766400/1561852800

Sale 3) Sold for 140 Keys

https://backpack.tf/profiles/76561198198896481#!/compare/1561939200/1562025600

Sale 4) Sold for 111 Keys

https://backpack.tf/profiles/76561198211416633#!/compare/1562630400/1562716800

Low outlier.

Sale 5) ?

https://backpack.tf/profiles/76561198002757046#!/compare/1562976000/1563062400

https://backpack.tf/profiles/76561198106511423#!/compare/1562976000/1563062400

Looks like 172 Keys for the Burning Flames Vintage Tyrolean and this Bubbling Polar Pullover. Low outlier if so.

Sale 6) Sold + Cloud 9 Le Party Phantom (52.5 Keys) + Strange Pro KS C.A.P.P.E.R (~10 Keys) + 5 Keys for a Cloud 9 Virtual Viewfinder (190 Keys)

https://backpack.tf/profiles/76561198106511423#!/compare/1564876800/1564963200

https://cdn.discordapp.com/attachments/526367359594922016/611340575924289546/unknown.png - Thanks, Torb

Low outlier. The Polar/Phantom/CAPPER/Keys were offered on the VVF, so this sale would be better for it.

Sale 7) Sold for 129 Keys + ~23 Keys of Dota2 Items

https://backpack.tf/profiles/76561198160856661#!/compare/1567209600/1567296000

https://backpack.tf/profiles/76561198024247422#!/compare/1567296000/1567468800

https://cdn.discordapp.com/attachments/298073323219320834/621835513229475867/unknown.png - Thanks, Torb

129 + 23 = 152 Keys

Dota 2 Items Minis

https://steamcommunity.com/market/listings/570/Genuine%20Final%20Fantasy%20Type-0%20HD%20bundle

https://steamcommunity.com/market/listings/570/Genuine%20Rapier%20of%20the%20Burning%20God

https://steamcommunity.com/market/listings/570/Genuine%20Rapier%20of%20the%20Burning%20God%20Offhand

https://steamcommunity.com/market/listings/570/Sylvan%20Vedette

These 4 total around $55 dollars, converting to roughly 23 Keys.

https://backpack.tf/item/3344591372

Sale 8) Sold for 150 Keys + Acidic Bubbles of Envy Battin' a Thousand (~4 Keys)

https://backpack.tf/profiles/76561198156315732#!/compare/1568073600/1568160000

https://backpack.tf/profiles/76561198798324694#!/compare/1568073600/1568160000

150 + 4 = 154, which I'll round to 155 Keys

Battin' Mini

https://imgur.com/a/JS0VEyR - 6 Month Unsold at 5 Keys, Buyers at 3.5 Keys

https://backpack.tf/item/2941927459

https://backpack.tf/u/76561198363395191

https://backpack.tf/u/76561198305676157