Just a bit too high.

8 recent sales.

Sale 1:

http://backpack.tf/profiles/76561198019556015#!/compare/1472428800/1472515200

http://backpack.tf/profiles/76561198031604136#!/compare/1472256000/1472428800

No visible sale.

Unusable.

Sale 2:

http://backpack.tf/profiles/76561198138592389#!/compare/1473292800/1473379200

1:1 with a Miami Nights Bone Dome(18).

18 total.

Sale 3:

http://backpack.tf/profiles/76561198186918922#!/compare/1470960000/1471046400

1:1 with a C9 FM Drill Hat.

Should be used to update that.

Sale 4:

http://backpack.tf/profiles/76561198072766439?time=1470268800

http://backpack.tf/profiles/76561198072766439#!/compare/1470182400/1470268800

http://www.tf2outpost.com/trade/28335547

Sold for 13 keys pure, sort by time.

Low outlier.

Sale 5:

http://backpack.tf/profiles/76561198201508723#!/compare/1468022400/1468108800

1:1 with a Sulph. Bombing Run.

High outlier due to sellers.

Sale 6:

http://backpack.tf/profiles/76561198067262505#!/compare/1473465600/1473552000

http://backpack.tf/profiles/76561198134775401#!/compare/1473465600/1473638400

Sold for 15 keys pure and ~2 keys sweets.

17 total.

Sale 7:

http://backpack.tf/profiles/76561198123899074#!/compare/1471046400/1471132800

Sold for 13 keys pure and ~2 keys sweets.

15 total.

Sale 8:

http://backpack.tf/profiles/76561198150205542#!/compare/1470873600/1470960000

No visible sale.

Unusable.

Sellers:

http://imgur.com/a/OfTIN

1x Seller at 18.

1x 2 week unsold at 20.

Rolling with 15-18.