Miniature.

Sale 1: https://backpack.tf/profiles/76561198081925059#!/compare/1579132800/1579219200

https://backpack.tf/profiles/76561198133933158#!/compare/1579046400/1581465600

Scm, it seems

Sale 2: https://backpack.tf/profiles/76561198081925059#!/compare/1581120000/1581206400

https://backpack.tf/profiles/76561198447542798#!/compare/1580860800/1581292800

?

Sale 3: https://backpack.tf/profiles/76561198838447026#!/compare/1575763200/1575849600

https://backpack.tf/profiles/76561198138125656#!/compare/1575504000/1575849600

Sold for 6 keys + 16 ref = ~6.5

Sale 4: https://backpack.tf/profiles/76561198014728963#!/compare/1576540800/1576627200

https://backpack.tf/profiles/76561198272253240#!/compare/1577664000/1577923200

Sum scm ting

Sale 5: https://backpack.tf/profiles/76561198057113717#!/compare/1576800000/1576886400

https://backpack.tf/profiles/76561198074523863#!/compare/1576800000/1576886400

?

Sale 6: https://backpack.tf/profiles/76561198074523863#!/compare/1576886400/1577059200

https://backpack.tf/profiles/76561198183424550#!/compare/1576886400/1577059200

Bulk.

Sale 7: https://backpack.tf/profiles/76561198183424550#!/compare/1577059200/1577404800

https://backpack.tf/profiles/76561198407997130#!/compare/1576886400/1577059200

Bulk.

Sale 8: https://backpack.tf/profiles/76561198838447026#!/compare/1577059200/1577145600

https://backpack.tf/profiles/76561198811919740#!/compare/1576800000/1577491200

?

Sale 9: https://backpack.tf/profiles/76561198035780190#!/compare/1580428800/1580515200

https://backpack.tf/profiles/76561198392934892#!/compare/1580083200/1580601600

Uhh

Mp sales:

https://marketplace.tf/items/tf2/30921;5;u3030 - first 3 are 8.5-9

https://marketplace.tf/items/tf2/30921;5;u3030 - 19.4/1.78 = ~11

https://marketplace.tf/items/tf2/30921;5;u3030 - 6/1.77 = ~3.4

https://marketplace.tf/items/tf2/30921;5;u3030 - 10/1.75 = ~6

Additional by Blaze:

https://marketplace.tf/items/tf2/30921;5;u3030 - new sales at $9.70 (5.5 keys) and $18.24 (high)

Sales: 6.5, 9, 8.5, 9, 6 and 5.5. Classies: https://i.imgur.com/TrBBC8V.png. Going with a range of 5.5-9.