kurt requested this.

look at this guys: http://backpack.tf/item/2301352781

sale 1: sold for aces high headsplitter[23.5 keys]

http://backpack.tf/profiles/76561198115547846?time=1433660400

http://backpack.tf/profiles/76561198115547846?time=1433746800

23.5*0.9=21.15 rounding to 21

sale 2: scm?

http://backpack.tf/profiles/76561198117337153?time=1432364400

http://backpack.tf/profiles/76561198117337153?time=1432450800

sale 3: scm as well?

http://backpack.tf/profiles/76561198119534026?time=1433142000

http://backpack.tf/profiles/76561198119534026?time=1433228400

sale 4: sold with p.energy hard counter[14 keys]+spec ks festive minigun[2 keys]+2 keys in items for searing plasma swagmans[52.5 keys]

http://backpack.tf/profiles/76561198076564393?time=1429167600

http://backpack.tf/profiles/76561198076564393?time=1429254000

52.5*0.9=46.98 rounding to 47

47-14=33

33-4=29

sale 5: sold for c9 hamburg[24.5 keys]

http://backpack.tf/profiles/76561198074336492?time=1428994800

http://backpack.tf/profiles/76561198074336492?time=1429081200

24.5*0.9=22.05 rounding to 22

sale 6: sold for strange professional killstreak festive scattergun[31 keys via mini]

http://backpack.tf/profiles/76561198048074332?time=1431932400

http://backpack.tf/profiles/76561198048074332?time=1432623600

31*0.9=27.9 rounding to 28

mini on scattergun: http://gyazo.com/30bf3d34c6fcc0942da9309cec93ffa4

rounding to 31 keys.

mini on minigun: http://gyazo.com/1fbfd7812a538a3760d30537820d4e51

rounding to 2 keys.

sales at 21, 22, 28 and 29.

taking final price of 21-29 keys.