Sellers:

http://www.tf2outpost.com/trade/22383018 19 Keys, 1 Week unsold

http://www.tf2outpost.com/trade/22456357 17 Keys, 1 Week unsold

http://www.tf2outpost.com/trade/22133827 18 Keys, 3 Weeks unsold

http://www.tf2outpost.com/trade/22520845 18 Keys, Young

Solds:

Sold for a Circling TF Logo Old Guadalajara(18 Keys with Overpay, Outlier)

http://www.tf2outpost.com/item/440,2758376843,229,5 Snaggle History

http://www.tf2outpost.com/item/440,2761311328,247,5 Guadalajara History

Sold for 15 Keys

http://www.tf2outpost.com/trade/21144420

Sold for an Orbiting Planets Hot Dogger(13 Keys with Overpay, Outlier)

http://backpack.tf/profiles/76561198063561092?time=1405568717 -> http://backpack.tf/profiles/76561198063561092?time=1406185200

Sold for a Blizzardy Storm Western Wear(14 Keys with Overpay)

http://backpack.tf/profiles/76561198051353031?time=1406271600 -> http://backpack.tf/profiles/76561198051353031?time=1406358000

Sold for a Stormy Storm Counterfeit Billycock(16 Keys with Overpay)

http://www.tf2outpost.com/item/440,2707488857,229,5 Snaggle History

http://www.tf2outpost.com/item/440,2721709873,602,5 Counterfeit History

13's low, and 18's high. Considering the sales given 14-16 should be fine.

Additional Proof/Counter-Proof/Constructive Criticism/Feedback is always appreciated.