ghosts didnt want to resubmit

sale 1:

http://backpack.tf/profiles/76561198253383258#!/compare/1466985600/1467158400

http://backpack.tf/profiles/76561198253383258#!/compare/1466985600/1467158400

1:1 with a pro ks aussie black box (lowest valid seller is at 23)

http://www.tf2outpost.com/trade/28291969 had a b/o of 23

sale 2:

http://backpack.tf/profiles/76561198052367699#!/compare/1467936000/1468368000

added 26 keys for the ge guad, probably best used for the guad

sale 3:

http://backpack.tf/profiles/76561198112305692#!/compare/1468195200/1468281600

sold with 2 keys for a g fetti kabuto (21)

x+2=21, x=19

kabuto mini:

http://backpack.tf/profiles/76561198073863984#!/compare/1467763200/1467936000

sold with 3 keys in sweets for a orb fire reggaelator (24)

adds to 21

sale 4:

http://backpack.tf/profiles/76561198033775004#!/compare/1466467200/1466553600

12 keys, most definatly a quicksell

sale 5:

http://backpack.tf/profiles/76561198045370627#!/compare/1464048000/1464134400

http://backpack.tf/profiles/76561198084976847#!/compare/1463875200/1464134400

Sold for c peace sober stuntsman + 1 keys in sweets

adds to 18 keys

sales: 23, 19, 18.

It could be debated wether 23 is an outlier here or not, but leaving it in for now. Going with 18-23.