Sale 1:

https://backpack.tf/profiles/76561198068789311#!/compare/1550793600/1551744000

https://backpack.tf/profiles/76561198067264642#!/compare/1551571200/1551744000

Untrace

Sale 2:

https://backpack.tf/profiles/76561198067264642#!/compare/1552435200/1552521600

https://backpack.tf/profiles/76561198088984882#!/compare/1552435200/1552521600

Transfer

Sale 3:

https://backpack.tf/profiles/76561198088984882#!/compare/1552694400/1552780800

https://backpack.tf/profiles/76561197999789029#!/compare/1552262400/1552780800

Sold for Max Head(20) + 1 key

Total is 21 keys

Sale 4:

https://backpack.tf/profiles/76561197999789029#!/compare/1552867200/1552953600

https://backpack.tf/profiles/76561198838447026#!/compare/1552867200/1552953600

QS to bot

Sale 5:

https://backpack.tf/profiles/76561198838447026#!/compare/1552953600/1553040000

https://backpack.tf/profiles/76561198405431643#!/compare/1551830400/1553040000

Sold for 21 keys

Sale 6:

https://backpack.tf/profiles/76561198405431643#!/compare/1553212800/1553558400

https://backpack.tf/profiles/76561198119634686#!/compare/1553126400/1553212800

QS

Sale 7:

https://backpack.tf/profiles/76561198119634686#!/compare/1554681600/1554768000

https://backpack.tf/profiles/76561198307602421#!/compare/1554508800/1554768000

Sold for ~19 keys

Sale 8:

https://backpack.tf/profiles/76561198307602421#!/compare/1555113600/1555200000

https://backpack.tf/profiles/76561198406981006#!/compare/1554249600/1555200000

Untrace, spell?

Sale 9:

https://backpack.tf/profiles/76561198406981006#!/compare/1555804800/1555891200

https://backpack.tf/profiles/76561198128643671#!/compare/1555804800/1555891200

Sold for 19 Keys

Sale 10:

https://backpack.tf/profiles/76561198089298088#!/compare/1551312000/1551398400

https://backpack.tf/profiles/76561198271936634#!/compare/1551312000/1551398400

Bulk

Sale 11:

https://backpack.tf/profiles/76561198271936634#!/compare/1551484800/1551571200

https://backpack.tf/profiles/76561198173073890#!/compare/1551398400/1551484800

Sold for 20 keys

Sale 12:

https://backpack.tf/profiles/76561198173073890#!/compare/1553212800/1553299200

https://backpack.tf/profiles/76561198418384607#!/compare/1553299200/1553385600

Sold for 23 keys

Sale 13:

https://backpack.tf/profiles/76561198418384607#!/compare/1553299200/1553385600

https://backpack.tf/profiles/76561198425445035#!/compare/1553299200/1553385600

https://backpack.tf/profiles/76561198089224738#!/compare/1553212800/1553385600

Untrace, then keys...

Sale 14:

https://backpack.tf/profiles/76561198089224738#!/compare/1553385600/1553472000

https://backpack.tf/profiles/76561198806550252#!/compare/1553212800/1553472000

Sold for Subatomic HFOHA(10.5) + ~10 keys in sweets

Total is 20.5 keys

Sale 15:

https://backpack.tf/profiles/76561198806550252#!/compare/1553472000/1553644800

https://backpack.tf/profiles/76561198155110999#!/compare/1553558400/1553644800

QS

Sale 16:

https://backpack.tf/profiles/76561198080179568#!/compare/1553817600/1553904000

https://backpack.tf/profiles/76561198398383076#!/compare/1553817600/1553904000

Untrace

Total sales @:

19, 19, 20, 20.5, 21, 21, 23

Buyers up to 19 keys,

taking 20 - 23 keys.