Item 1

https://backpack.tf/item/11497658926

Sale 1

https://backpack.tf/profiles/76561198106458119#!/compare/1695513600/1696896000

https://backpack.tf/profiles/76561198145533630#!/compare/1700179200/1700611200

No clue

Item 2

https://backpack.tf/item/10387515523

I'll cover mp.tf at the end

Item 3

https://backpack.tf/item/9637000943

Sale 2

https://backpack.tf/profiles/76561198311498888#!/compare/1694390400/1694476800

https://backpack.tf/profiles/76561199094171261#!/compare/1695600000/1696636800

No clue

Sale 3

https://backpack.tf/profiles/76561199094171261#!/compare/1696636800/1696723200

https://backpack.tf/profiles/76561198042836380#!/compare/1696723200/1696809600

Can only match a Die Job Rump-o'-Lantern

Seems low / incomplete

Sale 4

https://backpack.tf/profiles/76561198042836380#!/compare/1696896000/1696982400

https://backpack.tf/profiles/76561198081298689#!/compare/1696896000/1696982400

10 keys match on buyer side

Item 4

https://backpack.tf/item/9245558829

Sale 5

https://backpack.tf/profiles/76561199059833096#!/compare/1696291200/1698710400

https://backpack.tf/profiles/76561199019819798#!/compare/1688515200/1698624000

No clue

Item 5

https://backpack.tf/item/4915674930

Sale 6

https://backpack.tf/profiles/76561198277020272#!/compare/1656979200/1695427200

https://backpack.tf/profiles/76561199085654341#!/compare/1700611200/1700697600

I can't load seller inv

Sale 7

https://backpack.tf/profiles/76561199085654341#!/compare/1700697600/1700784000

https://backpack.tf/profiles/76561199174859865#!/compare/1700611200/1700870400

Might have been bought for 15 by leo, who then re-sold it for 8? Ima just ignore this sale

Item 6

https://backpack.tf/item/4368309407

Sale 8

https://backpack.tf/profiles/76561199028459004#!/compare/1696204800/1696291200

https://backpack.tf/profiles/76561198341363946#!/compare/1696291200/1696377600

Not unusual yet

Sale 9

https://backpack.tf/profiles/76561198341363946#!/compare/1696204800/1696291200

https://backpack.tf/profiles/76561198241302444#!/compare/1696118400/1696291200

Unusualified somewhere here

Sale 10

https://backpack.tf/profiles/76561198241302444#!/compare/1696636800/1696723200

https://backpack.tf/profiles/76561198168081433#!/compare/1696636800/1696723200

9 keys

Sale 11

https://backpack.tf/profiles/76561198168081433#!/compare/1697068800/1697155200

https://backpack.tf/profiles/76561198413181551#!/compare/1686960000/1697328000

10 keys

Sale 12

https://backpack.tf/profiles/76561198413181551#!/compare/1698796800/1699401600

https://backpack.tf/profiles/76561198353520643#!/compare/1698969600/1699142400

9 keys

Item 7

https://backpack.tf/item/3889412969

Sale 13

https://backpack.tf/profiles/76561197999873164#!/compare/1699315200/1699401600

https://backpack.tf/profiles/76561199553070078#!/compare/1699315200/1699401600

13 keys?

Item 8

https://backpack.tf/item/3885913367

Sale 14

https://backpack.tf/profiles/76561198059282465#!/compare/1694736000/1696118400

https://backpack.tf/profiles/76561199240976002#!/compare/1696032000/1696118400

No clue

Sale 15

Bot Owner - - > Bot

Sale 16

https://backpack.tf/profiles/76561199219758482#!/compare/1698192000/1698278400

https://backpack.tf/profiles/76561198123494932#!/compare/1698105600/1698278400

9 keys

Item 9

https://backpack.tf/item/3372448434

Skipping over the buy into re-dump...

Sale 17

https://backpack.tf/profiles/76561199084784906#!/compare/1698537600/1698624000

https://backpack.tf/profiles/76561198405549314#!/compare/1698364800/1698624000

~10 keys?

Then another tradeback occurred, so I'm ignoring that too

Item 10

https://backpack.tf/item/3244473778

Sale 18

https://backpack.tf/profiles/76561198126679929#!/compare/1696809600/1697500800

https://backpack.tf/profiles/76561198290221433#!/compare/1697241600/1697328000

No clue, probably 8 keys but I can't say for sure

Item 11

https://backpack.tf/item/3018724743

Sale 19

https://backpack.tf/profiles/76561198135388328#!/compare/1699660800/1699747200

https://backpack.tf/profiles/76561198310051697#!/compare/1699660800/1699747200

No clue

Sale 20

https://backpack.tf/profiles/76561198310051697#!/compare/1700611200/1700870400

https://backpack.tf/profiles/76561199111292616#!/compare/1700784000/1700870400

No clue

Mp.tf

https://marketplace.tf/items/tf2/1106;5;u3005

$18.19 / $1.83 = ~10 keys (Oct 31)

$18.19 / $1.71 = ~11 keys (Nov 20)

Total Sales

9, 9, 9, 10, 10, 10, 10, 11, 13

https://imgur.com/a/peQA0bq

13 / 11 seems high given the unsold

Taking 9 - 10 keys c: