1 year old price.

http://www.tf2outpost.com/trade/18040008

-B/O 1.5 for 2 weeks

http://www.tf2outpost.com/trade/18270772

-B/O 1.2 for 1 week

Sales

http://www.tf2outpost.com/trade/17542863

-Sold for 17 keys

http://www.tf2outpost.com/trade/17669584

-B/O 18 keys

http://www.tf2outpost.com/trade/18182853

-B/O ~1

http://www.tf2outpost.com/trade/17097574

-B/O 1 bud

http://www.tf2outpost.com/trade/17966971

-B/O 1 bud, probably sold for that

http://www.tf2outpost.com/trade/17981835

http://www.tf2outpost.com/item/440,2389536513,314,5

-Appeared to have added sweets for Eerie Orb. Fire Larrikon? Either way the price is outdated and the Fez B/O was 1.2.

http://www.tf2outpost.com/trade/17753610

-B/O 1.1

http://www.tf2outpost.com/trade/17940568

-B/O 1.1

http://www.tf2outpost.com/trade/18014142

-B/O 1.2

http://www.tf2outpost.com/trade/17796214

-B/O 1.2

http://www.tf2outpost.com/trade/17937825

http://www.tf2outpost.com/item/440,2359204429,383,5

-Sold for smoking grimme hatte. (~1.3, 3 month old price)

http://www.tf2outpost.com/trade/17837087

-Sold for ~1.4.

So 2 sales under than 1 bud and 2 sales higher than 1.2. Averaging it out.

Feel free to counter / support my proof. Vote based on proof presented, not blindly!