Sale 1:

Sold for Factory New Strange Woodland Warrior Rocket Launcher (15.5) + Strange Killstreak Airstrike (0.5)

http://www.tf2outpost.com/trade/28790063 - B/O of 17

Seller: http://backpack.tf/profiles/76561198058166925#!/compare/1486339200/1487462400

Buyer: http://backpack.tf/profiles/76561198116212882#!/compare/1487289600/1487462400

X = 16

Sale 2:

Sold for 15 keys

http://www.tf2outpost.com/trade/28728415 - Seller confirms sale (legend), re-list of http://www.tf2outpost.com/trade/28716241 - B/O of 19

Seller: http://backpack.tf/profiles/76561198350704417#!/compare/1486944000/1487289600

Buyer: http://backpack.tf/profiles/76561198091199112#!/compare/1487203200/1487289600

X = 15

Sale 3:

Sold for 14 keys

No outpost

Seller: http://backpack.tf/profiles/76561197963500354#!/compare/1483401600/1483488000

Buyer: http://backpack.tf/profiles/76561198153913253#!/compare/1483488000/1483574400

X = 14

Sale 4:

Sold with >1.5 keys in items for Stormy Baker Boy

http://www.tf2outpost.com/trade/28787910 - B/O of 16

Seller: http://backpack.tf/profiles/76561198091199112#!/compare/1487376000/1487462400

Buyer: http://backpack.tf/profiles/76561198058166925#!/compare/1486339200/1487462400

Should cap at the B/O. If not, it’ll at least fall in the range.

Sale 5:

Sold for Isotope Minimal Wear Low Profile SMG + 1 key

No outpost

Seller: http://backpack.tf/profiles/76561198116212882#!/compare/1487462400/1487548800

Buyer: http://backpack.tf/profiles/76561198316996257#!/compare/1487462400/1487548800

Might actually be better to update the SMG with this sale.

Sale 6:

Bulk for Purple Confetti Team Captain

Seller: http://backpack.tf/profiles/76561198055066829#!/compare/1487548800/1487635200

Buyer: http://backpack.tf/profiles/76561198267189538#!/compare/1487548800/1487635200

Sellers:

18 keys:

http://i.imgur.com/JDwHEAE.png - 2 days

http://backpack.tf/u/76561198267189538

Sales at:

14

15

16

Going with 14-16.