Trying to get this item priced

Proof:

https://marketplace.tf/items/tf2/30336;5;u90;strange

The only proof i can gather of this price is previous sold Strange Death At Dusk trencher's topper

The 2 most previous sold items are at $77.95 and $89.99, now, taking off the 10% tax that Marketplace takes, they are $70.15 and about $81. the key equivalent of these are about 37.41k and 43.19k