Sale 1:

https://backpack.tf/profiles/76561198065889279#!/compare/1534982400/1535068800

https://backpack.tf/profiles/76561198084017709#!/compare/1534636800/1534982400

Transfer?

Sale 2:

https://backpack.tf/profiles/76561198048851745#!/compare/1534204800/1534291200

https://backpack.tf/profiles/76561198274866565#!/compare/1534291200/1534377600

Sold for 33 keys pure.

Sale 3:

https://backpack.tf/profiles/76561198274866565#!/compare/1535328000/1535414400

https://backpack.tf/profiles/76561198126114757#!/compare/1535328000/1535414400

Sold with 2 keys for Steaming BoA

BoA mini:

https://backpack.tf/suggestion/5ba9e5b3cf6c75277c787383

Suggestion for 35 keys

Total is 33 keys

Sale 4:

https://backpack.tf/profiles/76561198267257155#!/compare/1536883200/1536969600

https://backpack.tf/profiles/76561198375483303#!/compare/1536883200/1536969600

Untrace.

Sale 5:

https://backpack.tf/profiles/76561198375483303#!/compare/1536883200/1536969600

https://backpack.tf/profiles/76561198838788284#!/compare/1536883200/1536969600

Sold for 30 keys + negligible sweets

Sale 6:

https://backpack.tf/profiles/76561198838788284#!/compare/1537228800/1537315200

https://backpack.tf/profiles/76561198267257155#!/compare/1537228800/1537315200

Bulky / used there

Sale 7:

https://marketplace.tf/items/30177;5;u60

Sold for 85 USD

Keys at 1.90 USD

Total is 44.74 keys

Total sales @:

30, 33, 33, 44.74

https://i.imgur.com/u9SnznC.jpg

Unsold for 40, 36,

Buyers up to 30 keys

Taking 33 flat.