1 year old price.

http://www.tf2outpost.com/trade/18057451

-b/o 1 bud for 2 months

Sales

http://www.tf2outpost.com/trade/19228245

-b/o 1 bud

http://www.tf2outpost.com/trade/18851888

-b/o 18 keys

http://www.tf2outpost.com/trade/18924974

-b/o 17 keys

http://www.tf2outpost.com/trade/18643997

-Least he would do was 17 keys, could've potentially sold for that. (offer of 15 keys)

http://www.tf2outpost.com/trade/18524926

-He bought it for 21 keys...

-Sold for a bud --> http://www.tf2outpost.com/item/440,2437589329,143,6

Anyways, I'm calling 21 keys an outlier due to the unsold current b/o. I think .9-1 bud is fair range.

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