Eh.

Classified ads at the time of posting:

http://m.imgur.com/tI6lZO6

http://backpack.tf/classifieds?item=Anger&quality=11&tradable=1&craftable=1&australium=-1

2*1.41 keys

2*1.5 keys (1 has Kills part)

4 buy orders at 1.26 keys

Seller at 1 key and 8 refined (~1.4 keys):

http://www.tf2outpost.com/trade/27894954 (Has 2, young)

Seller at 1 key and 6 refined (~1.3 keys):

http://www.tf2outpost.com/trade/27622690 (Has Fires Survived, ~3 months old, inactive seller)

This is all I could find on Outpost that are valid at the time of posting this suggestion.