Sale #1:

Sold for 80 keys: (Thanks to JoXu for finding the sale)

https://backpack.tf/profiles/76561198033370726#!/compare/1522886400/1522972800

Sale #2:

Sold for a Sunbeams Batter's Helmet, Earbuds and a Strange Crone's Dome

https://backpack.tf/profiles/76561197961172123#!/compare/1521676800/1521763200

https://backpack.tf/profiles/76561198092371264#!/compare/1521676800/1521763200

Total: ~70 keys

Sale #3:

Sold with a Specialized Killstreak Australium SMG and a Professional Killstreak Strange Original for a Sunbeams Stainless Pot:

https://backpack.tf/profiles/76561198033370726#!/compare/1521763200/1521849600

Better to be used for updating the Pot

Sale #4:

Sold to a Buyer for 50 keys:

https://backpack.tf/profiles/76561198071995863#!/compare/1521504000/1523145600

https://backpack.tf/item/205009103

Too low, not using

Sale #5:

Bulk sale

https://backpack.tf/profiles/76561198063562131#!/compare/1519862400/1520208000