Sale 1:

https://backpack.tf/profiles/76561198381136238#!/compare/1538006400/1538092800

https://backpack.tf/profiles/76561198053717045#!/compare/1537833600/1538006400

Sold for Insomnia Pile of Scrap

Scrap Mini:

https://backpack.tf/suggestion/5bb5c1ef44325a50ab64726a

Suggestion for 23.5 keys

Sale 2:

https://backpack.tf/profiles/76561198053717045#!/compare/1538179200/1538265600

https://backpack.tf/profiles/76561198310681769#!/compare/1538006400/1538179200

Sold for Miami Panama + 12 keys

Unable to Mini Panama

Sale 3:

https://backpack.tf/profiles/76561198310681769#!/compare/1538179200/1538352000

https://backpack.tf/profiles/76561198342675523#!/compare/1538179200/1538438400

Sold for 28 keys + 10ref, or Aussie eyelander. Take 28.

Sale 4:

https://backpack.tf/profiles/76561198053717045#!/compare/1535673600/1535760000

https://backpack.tf/profiles/76561198382999212#!/compare/1535587200/1535673600

Sold for Miami Hedge(14.5) + 11 keys

Total is 25.5 keys

Sale 5:

https://backpack.tf/profiles/76561198382999212#!/compare/1535846400/1535932800

https://backpack.tf/profiles/76561198232041512#!/compare/1535846400/1535932800

Sold for Vivid Noir(21) + negligible sweets

Sale 6:

https://backpack.tf/profiles/76561198325595749#!/compare/1537056000/1537142400

https://backpack.tf/profiles/76561198118870261#!/compare/1537056000/1537142400

Sold for 22 keys

Sale 7:

https://backpack.tf/profiles/76561198118870261#!/compare/1537228800/1537315200

https://backpack.tf/profiles/76561198248296912#!/compare/1537228800/1537315200

Sold for Aussie Sticky Launcher(20)

Sale 8:

https://backpack.tf/profiles/76561198248296912#!/compare/1537315200/1537401600

https://backpack.tf/profiles/76561198080714795#!/compare/1537315200/1537401600

Bulk.

Sale 9:

https://backpack.tf/profiles/76561198080714795#!/compare/1537401600/1537488000

https://backpack.tf/profiles/76561198179707937#!/compare/1537401600/1537488000

Bulk.

Sale 10:

https://backpack.tf/profiles/76561198135388328#!/compare/1538352000/1538438400

https://backpack.tf/profiles/76561198034827905#!/compare/1538265600/1538438400

Sold for 21 keys + ref

Total sales @:

20, 21, 21, 22, 23.5, 25.5, 28 keys

https://i.imgur.com/PdC8nF1.jpg

Buyers up to 18 keys

Sellers at 23, 25, 26 keys

https://backpack.tf/item/6800970232

https://backpack.tf/item/6561563770

https://backpack.tf/item/3467459289

23 is young, others are not as young

Let's play it safe and take 20 - 24 keys.