can't pull your range from one sale

https://backpack.tf/profiles/76561197966756586#!/compare/1598832000/1598918400

sold for

searing plasma ritzy rick

trackman unusualifier

flaming lantern big chief

ghastly ghosts jr engineer cap

eerie orbiting fire outta sight

scorching dancing doe

strange frozen icefall bumble beenie

purple energy winter wrap up

infernal flames kazotsky kick

circling heart coldfront commander

50 keys

every unusual besides the outta sight needs priced

this is probably gonna come out to around 600-720

https://marketplace.tf/items/tf2/31104;5;u155

it also sold for $666.66 here

so your sales are around 370 keys, ~660 keys, and 980 keys

chances are, this can't be priced due to how wide the sales are

i'd wait for more sales to happen