Sale 1:

https://backpack.tf/profiles/76561198066256810#!/compare/1523836800/1528070400

https://backpack.tf/profiles/76561198119386751#!/compare/1524614400/1524700800

Sold for 20 keys

Sale 2:

https://backpack.tf/profiles/76561198344933095#!/compare/1524182400/1524268800

https://backpack.tf/profiles/76561198106511423#!/compare/1524182400/1524268800

Sold for 22 keys

Sale 3:

https://backpack.tf/profiles/76561198106511423#!/compare/1524268800/1524441600

https://backpack.tf/profiles/76561198107620586#!/compare/1524355200/1524614400

Sold for 21 keys + 3.35 keys in sweets

Total is 24.35 keys

Sale 4:

https://backpack.tf/profiles/76561198315588518#!/compare/1526515200/1526601600

https://backpack.tf/profiles/76561198445821214#!/compare/1526515200/1526601600

Sold for keys + ref, untraceable how many.

Sale 5:

https://backpack.tf/profiles/76561198445821214#!/compare/1526601600/1526688000

Using there.

Sale 6:

https://backpack.tf/profiles/76561198073618741#!/compare/1526688000/1526947200

https://backpack.tf/profiles/76561198337734785#!/compare/1526860800/1526947200

Sold with 2 rec for 19 keys + 7 ref

Total is 19.23 keys

Sale 7:

https://backpack.tf/profiles/76561198337734785#!/compare/1527292800/1527379200

https://backpack.tf/profiles/76561198073172347#!/compare/1527292800/1527379200

Sold for 20 keys + 14 ref

Total is 20.5 keys

Sale 8:

https://backpack.tf/profiles/76561198089455931#!/compare/1524096000/1524182400

https://backpack.tf/profiles/76561198124233606#!/compare/1524096000/1524182400

Sold with 8 keys for 34.91 keys in Aussies

Total is 26.91 keys

Sale 9:

https://backpack.tf/profiles/76561198312583107#!/compare/1527811200/1527897600

https://backpack.tf/profiles/76561198045203560#!/compare/1527811200/1527897600

Sold for 23 keys.

Sale 10:

https://backpack.tf/profiles/76561198005256527#!/compare/1524614400/1524960000

https://backpack.tf/profiles/76561198069888062#!/compare/1524441600/1524960000

Better used there.

Sale 11:

https://marketplace.tf/items/139;5;u33

Sales @ 51 & 37 USD

keys at 1.97, 1.97

Totals are 25.89 & 18.78 keys

Total sales @:

18.78, 19.23, 20, 20.5, 22, 23, 24.35, 25.89, 26.91

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

Sellers for 22 - 29 keys

Buyers up to 19.22 keys.

25.89 and 26.91 are closer together than to 24.35.

Same as above for 20 & 20.5.

Taking 22 - 23 keys.