Resuggesting! Thanks to Lemons for letting me know of the range I should use!

Mini for Morning Glory Dread Hiding Hood

https://marketplace.tf/items/tf2/30930;5;u10

Marketplace.tf Sales

$60.00 / $2.00 = 30.00 keys (https://backpack.tf/item/6481228952)

$68.31 / $2.00 = 34.16 keys

$69.99 / $1.91 = 36.64 keys

Sale #1

Untraceable-

Seller: https://backpack.tf/profiles/76561198256250335#!/compare/1589500800/1590105600

Buyer: https://backpack.tf/profiles/76561199013367635#!/compare/1589673600/1589760000

Sale #2

Sold for 27 keys + 28 refined (using IDs) [27.5 keys]-

Seller: https://backpack.tf/profiles/76561199013367635#!/compare/1592697600/1592784000

Buyer: https://backpack.tf/profiles/76561198043536092#!/compare/1592784000/1593129600

Sale #3

Untraceable-

Seller: https://backpack.tf/profiles/76561198043536092#!/compare/1594684800/1596153600

Buyer: https://backpack.tf/profiles/76561198337734785#!/compare/1595203200/1595376000

Sale #4

Untraceable-

Seller: https://backpack.tf/profiles/76561198337734785#!/compare/1595376000/1595462400

Buyer: https://backpack.tf/profiles/76561198194618731#!/compare/1576972800/1596412800

Sale #5

Untraceable-

Seller: https://backpack.tf/profiles/76561198080179568#!/compare/1591747200/1591833600

Buyer: https://backpack.tf/profiles/76561198133598564#!/compare/1589846400/1591920000

Sale #6

Untraceable-

Seller: https://backpack.tf/profiles/76561198162494916#!/compare/1591660800/1593734400

Buyer: https://backpack.tf/profiles/76561198030214998#!/compare/1590624000/1592092800

Sale #7

Untraceable-

Seller: https://backpack.tf/profiles/76561198030214998#!/compare/1593648000/1593734400

Buyer: https://backpack.tf/profiles/76561198422586577#!/compare/1593129600/1593734400

Sale #8

Bulk-

Seller: https://backpack.tf/profiles/76561198422586577#!/compare/1593734400/1593907200

Buyer: https://backpack.tf/profiles/76561198137909800#!/compare/1593734400/1593820800

Sale #9

Bulk-

Seller: https://backpack.tf/profiles/76561198137909800#!/compare/1594166400/1594252800

Buyer: https://backpack.tf/profiles/76561198080179568#!/compare/1593993600/1594252800

Sale #10

Untraceable-

Seller: https://backpack.tf/profiles/76561199013367635#!/compare/1589673600/1589760000

Buyer: https://backpack.tf/profiles/76561198120869036#!/compare/1589673600/1589760000

Sale #11

Untraceable-

Seller: https://backpack.tf/profiles/76561198148511293#!/compare/1595462400/1595548800

Buyer: https://backpack.tf/profiles/76561198117030199#!/compare/1548201600/1596240000

Sales @ 28, 30, 34, 37

Taking 28-30 as it seems more reasonable.