1st item: https://backpack.tf/item/8954358031

https://backpack.tf/profiles/76561198312718139#!/compare/1635292800/1635465600 (Keys are bugged, they were tradable)

https://backpack.tf/profiles/76561199125443371#!/compare/1635379200/1635465600

Price - 51 keys

2nd item: https://backpack.tf/item/10587756978

1st sale: Lack of compare history

2nd sale: https://backpack.tf/profiles/76561198259122454#!/compare/1633910400/1634083200

https://backpack.tf/profiles/76561198275573242#!/compare/1633910400/1633996800

~34 keys (GunnerCat bought bill's hat and pr0di got from other trade 3 keys)

3rd sale: https://backpack.tf/profiles/76561198275573242#!/compare/1633996800/1634083200

https://backpack.tf/profiles/76561199102508208#!/compare/1633996800/1634083200

Couldn't find any items, that he traded to bot.

4th sale: https://backpack.tf/profiles/76561198085750210#!/compare/1631836800/1634774400

https://backpack.tf/profiles/76561199102508208#!/compare/1634515200/1634688000

Due to lack of compare history, we wont find price

3rd item: https://backpack.tf/item/10413876207

1st sale: https://backpack.tf/profiles/76561198334047096#!/compare/1634947200/1635033600

https://backpack.tf/profiles/76561199102407070#!/compare/1634947200/1635033600

Hard to count.

2nd sale: https://backpack.tf/profiles/76561198334047096#!/compare/1635206400/1635292800

https://backpack.tf/profiles/76561198327062018#!/compare/1635206400/1635292800

Hard to counter, due to lack of compare history

3rd sale: https://backpack.tf/profiles/76561198138530539#!/compare/1635292800/1635379200

https://backpack.tf/profiles/76561198327062018#!/compare/1635292800/1635379200

Same problem. I guess that's all