Sale 1:

Sold for 14 keys

http://www.tf2outpost.com/trade/28185005 - B/O of 15

Seller: http://backpack.tf/profiles/76561198080150150#!/compare/1463702400/1463788800

Buyer: http://backpack.tf/profiles/76561198085637657#!/compare/1463702400/1463788800

X = 14

Sale 2:

Sold for 14 keys

No outpost

Seller: http://backpack.tf/profiles/76561198139753314#!/compare/1461283200/1461369600

Buyer: http://backpack.tf/profiles/76561198098978630#!/compare/1460937600/1461456000

X = 14

Sale 3:

Sold for 14 keys?

http://www.tf2outpost.com/trade/28177165 - B/O of 15

Seller: http://backpack.tf/profiles/76561198208062409#!/compare/1463616000/1463702400

Buyer: http://backpack.tf/profiles/76561198080150150#!/compare/1463184000/1463702400

X = 14

Sale 4:

Sold for 13 keys

http://www.tf2outpost.com/trade/27903140 - B/O of 13

Seller: http://backpack.tf/profiles/76561198051865474#!/compare/1457424000/1458284400

Buyer: http://backpack.tf/profiles/76561198127946953#!/compare/1447315200/1458716400

X = 13

Sale 5:

Sold for 13 keys

http://www.tf2outpost.com/trade/27929842 - B/O of 13

Seller: http://backpack.tf/profiles/76561198101217203#!/compare/1457856000/1458198000

Can’t find buyer’s backpack

X = 13

Sale 6:

Sold for Bubbling Trilby

http://www.tf2outpost.com/trade/27920330 - B/O of 13.5

Seller: http://backpack.tf/profiles/76561198192861670#!/compare/1456992000/1457078400

Buyer: http://backpack.tf/profiles/76561198163815389#!/compare/1456387200/1457078400

X = 13 (Rounding down, due to B/O)

Sale 7:

Sold for 8 keys + 41 ref (2) + ~3 keys in painted items

Seller: http://backpack.tf/profiles/76561198094537694#!/compare/1462579200/1462665600

Buyer: http://backpack.tf/profiles/76561198094693231#!/compare/1462579200/1462665600

X = 13

Sale 8:

Sold for 12 keys in about a day

No outpost

Seller: http://backpack.tf/profiles/76561198096389539#!/compare/1457596800/1457683200

Buyer: http://backpack.tf/profiles/76561198060023754#!/compare/1457164800/1457683200

X = 12

Sale 9:

Sold for 11 keys and small sweets

http://www.tf2outpost.com/trade/27917431 - B/O of 13

Seller: http://backpack.tf/profiles/76561198044064793#!/compare/1456992000/1457251200

Buyer: http://backpack.tf/profiles/76561198192861670#!/compare/1456992000/1457078400

X = 11

Sale 10:

Sold for 11 keys and some painted cosmetic in around a day

No outpost

Seller: http://backpack.tf/profiles/76561198209284841#!/compare/1463270400/1463356800

Buyer: http://backpack.tf/profiles/76561198208062409#!/compare/1463270400/1463356800

X = 11

Sale 11:

Sold for Nuts n Bolts Brigade Helm + ~6 keys in items

No outpost

Seller: http://backpack.tf/profiles/76561198094693231#!/compare/1463184000/1463270400

Buyer: http://backpack.tf/profiles/76561198209284841#!/compare/1463184000/1463270400

Brigade Helm is outdated, however this sale would most likely be an outlier

Sale 12:

Sold with Bill’s for Stormy Milkman

No outpost

Seller: http://backpack.tf/profiles/76561198098978630#!/compare/1463356800/1463443200

Buyer: http://backpack.tf/profiles/76561198050933686#!/compare/1463270400/1463443200

Should be used to update the Milkman

Sale 13:

Sold for Terror-Watt Mining Light

http://www.tf2outpost.com/trade/28066561 - B/O of 15, seller confirms sale (legend)

Seller: http://backpack.tf/profiles/76561198044195191#!/compare/1460332800/1460419200

Buyer: http://backpack.tf/profiles/76561198139753314#!/compare/1460332800/1460419200

Would rather use this sale to update the Mining Light, due to the abundance of pure sales here.

Sellers:

14 keys:

http://puu.sh/p6I9k/eef59dbba3.png - 5 days

Sales at:

11

11

12

13

13

13

13

14

14

14

Most sales at 11-12 happened in about a day

Multiple sales at 13 and 14 keys, definitely the most common trading point here

Going with 13-14