Sale 1)

sold for aces high crones dome + s.f. spec. ks huntsman (~8 keys, adding 2 keys for part/ks)

http://backpack.tf/profiles/76561198160986428?time=1428649200 (April 10th)

http://backpack.tf/profiles/76561198160986428?time=1428735600 (April 11th)

.9(36+8)

~40 keys

Sale 2)

Sold for burning flames elfin

http://backpack.tf/profiles/76561198043044699?time=1430031600 (April 26th)

http://backpack.tf/profiles/76561198043044699?time=1430118000 (April 27th)

67*.9= 60

60 keys

Mini is impossible to do with sales, all recent sales are for unpriced hats or large bulk, etc.

Person who the elfin sold to is unsuccessfully selling for 67 keys (3 weeks)

http://www.tf2outpost.com/trade/25856373

http://www.tf2outpost.com/trade/25982134

http://www.tf2outpost.com/trade/26054243

67 keys

Sale 3)

Sold for burning pyro’s beanie + ~12 keys in sweets

http://backpack.tf/profiles/76561198043044699?time=1431500400 (May 13th)

http://backpack.tf/profiles/76561198043044699?time=1431673200 (May 15th)

.9*(52.5+12)

58 keys

Mini on beanie:

Sold for 7 buds

http://backpack.tf/profiles/76561198044081344?time=1428130800 (April 4th)

http://backpack.tf/profiles/76561198044081344?time=1428217200 (April 5th)

buds were ~7.5 keys, while dropping in between suggestions.

7.5*7=52.5 keys

Sale 4)

Sold for frostbite sole mate

http://backpack.tf/profiles/76561198049370335?time=1432018800 (May 19th)

http://backpack.tf/profiles/76561198049370335?time=1432105200 (May 20th)

80*.9 =72

Current selle for muffs at 50:

http://www.tf2outpost.com/trade/26054781

Unsuccessful at 60 for a few days:

http://www.tf2outpost.com/trade/26035433

conclusions:

sales at 40, 58, 60, 72

Taking 60 flat, current seller is young and 40-60 too wide, 58 rounds up, 72 outlier because of current seller.