Baked

https://backpack.tf/item/262907849

Sale 1) Sold for 17 Keys + 40 Refined

https://backpack.tf/profiles/76561198448207173#!/compare/1550102400/1550448000

Rounds to 18 Keys

Sale 2) Sold for a Bubbling Company Mann (14.5 Keys) + 4 Keys + 15 Refined

https://backpack.tf/profiles/76561198811281791#!/compare/1550448000/1550534400

14.5 + 4 + ~0.3 = 18.8, which rounds to 19 Keys

Company Mini

https://backpack.tf/suggestion/5cd7f1306780727cf13bd362 - 14.5 Keys

Sale 3) Sold for a Circling Peace Sign Noble Amassment of Hats (18.5 Keys)

https://backpack.tf/profiles/76561198354979270#!/compare/1554940800/1555027200

Rounds to 19 Keys

Sale 4) Quicksold for 17 Keys + 20 Refined

https://backpack.tf/profiles/76561198355667121#!/compare/1554940800/1555027200

Rounds to 17 Keys

Sale 5) ?

https://backpack.tf/profiles/76561198300917755#!/compare/1555027200/1555113600

https://backpack.tf/profiles/76561198139656272#!/compare/1554940800/1555027200

Sale 6) Sold for 4 Keys + 3 Doubled Spelled Items

https://backpack.tf/profiles/76561198139656272#!/compare/1555027200/1555113600

https://backpack.tf/profiles/76561198321469504#!/compare/1555027200/1555113600

Can't find minis for several of the spelled items.

Sale 7) Sold for 13 Keys

https://backpack.tf/profiles/76561198321469504#!/compare/1555113600/1555200000

Low outlier.

Sale 8) Sold for an Orbiting Planets Modest Metal Pile of Scrap

https://backpack.tf/profiles/76561198043814643#!/compare/1555113600/1555286400

This should drop the Modest because it's so overpriced.

Sale 9) Sold for 17 Keys

https://backpack.tf/profiles/76561198141832563#!/compare/1555286400/1555372800