sale 1: sold for 15 keys

http://backpack.tf/profiles/76561198060926629?time=1431327600

http://backpack.tf/profiles/76561198060926629?time=1431414000

sale 2: sold for s.prof ks original[15 keys]

http://backpack.tf/profiles/76561198133304257?time=1435042800

http://backpack.tf/profiles/76561198133304257?time=1435388400

15*0.9=13.5 rounding to 14

sale 3: sold with a key for aces high rebel rouser[15.5 keys]

http://backpack.tf/profiles/76561198092570250?time=1434697200

http://backpack.tf/profiles/76561198092570250?time=1434870000

15.5*0.9=13.95 rounding to 14

14-1=13

sale 4: sold for stormy reggaelator[19.5 keys]

http://backpack.tf/profiles/76561198013277113?time=1433574000

http://backpack.tf/profiles/76561198013277113?time=1433660400

19.5*0.9=17.55 rounding to 18

b/o was 17, capping it at 17.

mini on original: http://gyazo.com/45753527f8b255a880062e97b22a07b1.png

15 keys.

sales at 13, 14, 15 and 17. 17 doesn't seem that far off so ill include it.

taking final price of 13-17 keys.