Item 1

https://backpack.tf/item/7808299198

Sale 1

https://backpack.tf/profiles/76561199111073161#!/compare/1683849600/1683936000

https://backpack.tf/profiles/76561198280524116#!/compare/1683849600/1683936000

Too many keys to say for sure...

Sale 2

Covering mp.tf at the end

Item 2

https://backpack.tf/item/7326297154

Sale 3

https://backpack.tf/profiles/76561199107627144#!/compare/1682467200/1683244800

https://backpack.tf/profiles/76561198239513168#!/compare/1676505600/1688083200

Bot transfer?

Item 3

https://backpack.tf/item/7287342446

Sale 4

https://backpack.tf/profiles/76561198311498888#!/compare/1684195200/1684281600

https://backpack.tf/profiles/76561199475044257#!/compare/1684281600/1684368000

No clue

Sale 5

https://backpack.tf/profiles/76561199475044257#!/compare/1684454400/1684540800

https://backpack.tf/profiles/76561198056793885#!/compare/1684454400/1684540800

Bulk for a Darkblaze Outdoorsman

Sale 6

https://backpack.tf/profiles/76561198056793885#!/compare/1684800000/1684972800

https://backpack.tf/profiles/76561197971157701#!/compare/1686787200/1686873600

No clue

Mp.tf

https://marketplace.tf/items/tf2/31016;5;u113

$49.99 / $2.02 = ~25 keys (May 11)

$39.99 / $2.00 = ~20 keys (Jun 16)

$39.99 / $2.00 = ~20 keys (Jun 24)

$39.99 / $1.96 = ~20 keys (Jul 20)

$39.99 / $1.95 = ~21 keys (Jul 24)

Total Sales

20, 20, 20, 21, 25

https://imgur.com/a/MUp9e5p

Taking 20 - 25 keys c: