Ah that's hot, that's hot.

https://backpack.tf/item/5257898999

Sale 1) SCM

https://backpack.tf/profiles/76561198044949718#!/compare/1552867200/1553472000

https://backpack.tf/item/5848188076

Sale 2) Bulk sale

https://backpack.tf/profiles/76561198219288407#!/compare/1557619200/1557705600

Sale 3) Marketplace

https://marketplace.tf/items/1111;5;u3018

https://imgur.com/a/tOj1V28

https://backpack.tf/item/7274806991

Sale 4) Bulk sale for an Unusual Sniper Rifle

https://backpack.tf/profiles/76561197970775310#!/compare/1553731200/1553817600

https://marketplace.tf/items/1111;5;u3018 - Sold for $13 when Keys were ~$1.79, $22.99 when Keys were ~$1.80, and $19.99 when Keys were ~$1.82

https://marketplace.tf/items/5021;6/Mann%20Co.%20Supply%20Crate%20Key

13 / 1.79 = 7.26, which rounds to 7.5 Keys

22.99 / 1.80 = 12.77, which rounds to 13 Keys

19.99 / 1.82 = 10.98, which rounds to 11 Keys

Calling 13 high because of an 8 Day Seller at 12 Keys and a 2 Month Seller at 13 Keys -> https://imgur.com/a/c0K4aAe

https://backpack.tf/item/5848188076

https://backpack.tf/item/7274806991

https://backpack.tf/item/4443903119

Calling 7.5 low because of how close to buy order (and far from the other sales) it is -> https://imgur.com/a/VDapQvt

https://backpack.tf/u/76561198021055079

https://backpack.tf/u/76561198040073503