Sale 1:

Sold for 12 keys + 9.44 ref

http://www.tf2outpost.com/trade/27809855 - B/O of 12

Seller: http://backpack.tf/profiles/76561198027642069/#!/compare/1454659200/1458198000

Buyer: http://backpack.tf/profiles/76561198076006783/#!/compare/1451808000/1455350400 (weak compare link)

X = 12.5

Rounding to 13 (ignoring B/O on pure sale)

Sale 2:

Sold for ~13.5 keys worth of taunts and stranges

http://www.tf2outpost.com/trade/27848717 - B/O of 15

Seller: http://backpack.tf/profiles/76561198038826744/#!/compare/1456387200/1456473600

Buyer: http://backpack.tf/profiles/76561198009636005/#!/compare/1456387200/1456473600

X = 13.5

Rounding down to 13 (wasn’t quite 13.5, more like 13.45)

Sale 3:

Sold for 5 keys?

Seller: http://backpack.tf/profiles/76561198056858688/#!/compare/1454486400/1454659200

Buyer: http://backpack.tf/profiles/76561198027642069/#!/compare/1453104000/1454659200

X = 5

No current sellers

The sales:

5 (pure, countered by every buyer ever)

13 (pure)

13

Going with 13 flat