Dank Koosh

https://backpack.tf/item/6792247603

Sale 1) Sold + ~16 Keys of Items for a Scorching Flames Airdog

https://backpack.tf/profiles/76561198163512540#!/compare/1547078400/1547164800

This would better be used to update the Airdog.

https://backpack.tf/item/6788412808

Sale 2) Sold for 26 Keys

https://backpack.tf/profiles/76561198140928358#!/compare/1540684800/1543190400

https://backpack.tf/item/6771763194

Sale 3) Bulk sale for a Cloudy Moon Defiant Spartan

https://backpack.tf/profiles/76561197964171516#!/compare/1545004800/1545091200

Sale 4) ?

https://backpack.tf/profiles/76561198061777967#!/compare/1545609600/1545696000 - Seller's Backpack

https://backpack.tf/profiles/76561198140477044#!/compare/1545177600/1545696000 - Buyer's Backpack

https://backpack.tf/item/6757594343

Sale 5) ?

https://backpack.tf/profiles/76561198056280123#!/compare/1540512000/1541376000

Sale 6) ?

https://backpack.tf/profiles/76561198337734785#!/compare/1541894400/1541980800

https://backpack.tf/profiles/76561198361994521#!/compare/1541894400/1542067200

Sale 7) Sold for 29 Keys

https://backpack.tf/profiles/76561198361994521#!/compare/1542931200/1543017600 - Seller's Backpack

https://backpack.tf/profiles/76561198171936678#!/compare/1543017600/1543276800 - Buyer's Backpack

https://backpack.tf/item/6756746714

Sale 8) ?

https://backpack.tf/profiles/76561198024867201#!/compare/1541721600/1541808000

https://backpack.tf/item/6746585904

Sale 9) Bulk sale for a Circling TF Logo Brotherhood of Arms

https://backpack.tf/profiles/76561198051888880#!/compare/1544572800/1544659200

Sale 10) Quicksold for 24 Keys + ~1 Key of Items

https://backpack.tf/profiles/76561198002391950#!/compare/1544572800/1544659200

Sale 11) Quicksold for 25 Keys + 8 Refined

https://backpack.tf/profiles/76561198208914563#!/compare/1544659200/1544745600

Sale 12) Bulk sale for a Duped Cloudy Moon Human Cannonball

https://backpack.tf/profiles/76561198257905663#!/compare/1546041600/1546128000

Sale 13) Sold for a Stormy Storm Chieftain's Challenge + Showstopper Bad Pipes + 3 Keys + ~1.5 Keys of Items

https://backpack.tf/profiles/76561198144894883#!/compare/1546214400/1546300800

Fits in the range.

Sale 14) Sold for 26 Keys

https://backpack.tf/profiles/76561198080670371#!/compare/1547164800/1547251200

https://backpack.tf/item/6863063672

Sale 15) Sold for 24 Keys + 34 Refined

https://backpack.tf/profiles/76561198097271466#!/compare/1541289600/1541635200

Sale 16) Sold + 5 Keys for an Orbiting Fire Killer Exclusive

https://backpack.tf/profiles/76561198333349056#!/compare/1543622400/1543795200 - Seller's Backpack

https://backpack.tf/profiles/76561198119634686#!/compare/1543622400/1543708800 - Buyer's Backpack

The Dead of Night sold for the 5 Keys that were added to the Hedge. This sale would be better used to update the Killer Exclusive.

Sale 17) Sold for 26 Keys

https://backpack.tf/profiles/76561198119634686#!/compare/1543708800/1543795200 - Seller's Backpack

https://backpack.tf/profiles/76561197971969028#!/compare/1543708800/1545350400 - Buyer's Backpack

Sale 18) ?

https://backpack.tf/profiles/76561197971969028#!/compare/1545350400/1545782400 - Seller's Backpack

https://backpack.tf/profiles/76561198025247807#!/compare/1545004800/1545523200 - Buyer's Backpack

https://backpack.tf/item/6738743190

Sale 19) Bulk sale for a Burning Flames Boxcar Bomber

https://backpack.tf/profiles/76561198200277421#!/compare/1544227200/1544572800

Sale 20) Sold for 24 Keys + 4 Refined

https://backpack.tf/profiles/76561198025291123#!/compare/1545350400/1545436800

Sale 21) Sold for 29 Keys

https://backpack.tf/profiles/76561198006544512#!/compare/1546646400/1546732800

https://marketplace.tf/items/30978;5;u9 - Sales at $53.90, $55, $50.28, and $56.78

https://marketplace.tf/items/5021;6/Mann%20Co.%20Supply%20Crate%20Key

Keys were $1.73, $1.66, $1.70, and $1.75 respectively, so these sales come out to be 31 Keys, 33 Keys, 30 Keys, and 32 Keys

https://imgur.com/a/k0YOFyB - Young Seller at 28 Keys, 5 Day Seller at 30 Keys, Young Seller at 31 Keys, 3 Month Seller at 32 Keys

https://backpack.tf/item/6746585904

https://backpack.tf/item/6792247603

https://backpack.tf/item/6738743190

https://backpack.tf/item/6747009438

Using the 3 Month Seller at 32 Keys to rule 33 Keys high but including 32 because that Marketplace sale happened 5 days ago.

Calling 24 low because of the quicksales at 25.