Okay, this is an odd one...

No other recent sales that wouldn't be considered outliers.

Sale:

Sold for 15 keys

http://backpack.tf/profiles/76561198108149575?time=1426230000

http://backpack.tf/profiles/76561198108149575?time=1426402800

Oulier Sale:

Sold with 3 keys + Spec KS Collectors Original (7) for a Stormy Berliner's Bucket (12)

12 * 0.9 - 7 - 3 = 0.8 keys

No way is this usable.

http://backpack.tf/p...time=1425650064

http://backpack.tf/p...time=1426748400

Bucket mini:

Seller at 12 keys for a week now.

http://www.tf2outpos.../trade/25869393

Spec KS Original mini:

B/O at 7 keys

http://www.tf2outpos.../trade/25894541

She been my queen since we were sixteen, we want the same things, We dream the same dreams, alright.