The Gibus sale wasn't used for the Gibus, but its sales aren't the greatest anyway.

https://backpack.tf/profiles/76561198311437371#!/compare/1582156800/1582243200 - Sold for a KaW Viewfinder (buyout was 200)

https://backpack.tf/profiles/76561198146046621#!/compare/1582243200/1582329600 - Dumped a day later + 15 for a PE HKC (3 week seller at 170)

https://backpack.tf/profiles/76561198146046621#!/compare/1582329600/1582416000 - Dumped a day later for 144 to a buy order

https://backpack.tf/profiles/76561198977115391#!/compare/1584662400/1584748800 - Strange Unique Spy-Cicle (no sales) + Burning Polar Puffy

The 180 buyer dumped it to a buy order at 155 only a week later, hence why those both were excluded.

250 is excluded as high with the 3 lower sales, even if 2 are being excluded.