Sale 1

Sold for Purple fetti pyromancer's mask (61), duped knifestorm hustler's hallmark (87), pro ks aussie flamethrower (30.5), 1 bud(8), and ~6 keys in sweets = 8 + (61 + 87 + 30.5 + 6)* 0.9 = 174 keys

Seller before: http://backpack.tf/profiles/76561198089034531?time=1427612400 (March 29th)

Seller after: http://backpack.tf/profiles/76561198089034531?time=1427698800 (March 30th)

Sale 2

Sold/offered with 3 keys for duped burning trophy belt = 171 - 3 = 168 keys

Seller before: http://backpack.tf/profiles/76561198098967378?time=1427526000 (March 28th)

Seller after: http://backpack.tf/profiles/76561198098967378?time=1427612400 (March 29th)

Sale 3

Sold/offered with vivid plasma nanobalaclava (32-40) for a vivid plasma nunhood(144-192), aussie ambassador(11), 1 bud (12), and ~5 keys in sweets = (168 + 11 + 12 + 5) - 36 = 160 keys

Seller before: http://backpack.tf/profiles/76561198031561339?time=1422345600 (January 27th)

Seller after: http://backpack.tf/profiles/76561198031561339?time=1422432000 (January 28th)

Sale 4

Sold for dbd team captain (117-169) = 129 keys

http://www.tf2outpost.com/trade/24854023 - quicksold (thanks Jacobmeister)

Seller before: http://backpack.tf/profiles/76561198127556268?time=1422432000 (January 28th)

Seller after: http://backpack.tf/profiles/76561198127556268?time=1422518400 (January 29th)

Mini for p fetti pyromancer's:

Sold for 61 keys pure:

Seller before: http://backpack.tf/profiles/76561198107383449?time=1426316400 (March 14th)

Seller after: http://backpack.tf/profiles/76561198107383449?time=1426402800 (March 15th)

Mini for duped knifestorm hallmark:

Sold for time warp lucky shot (45-50) and pro aussie eyelander (44-52) = (47.5 + 49) * 0.9 = 87 keys

Seller before: http://backpack.tf/profiles/76561198043041501?time=1426057200 (March 11th)

Seller after: http://backpack.tf/profiles/76561198043041501?time=1426230000 (March 13th)

Mini mini for pro aussie eyelander:

Average buyer pays ~$120

Average seller receives ~$102

Scm key price ~£2.30

120/2.30 = 52 keys

102/2.30 = 44 keys

Range = 44-52 keys

Mini for pro aussie flamethrower:

Average buyer pays ~$75

Average seller receives ~$63.75

Scm key price ~$2.30

75/2.30 = 33 keys

63.75/2.30 = 28 keys

Range = 28-33 keys

Mini for duped burning trophy belt:

Sold for scorching soldered sensei (180-202) = 190 * 0.9 = 171 keys

Seller before: http://backpack.tf/profiles/76561198098967378?time=1428130800 (April 4th)

Seller after: http://backpack.tf/profiles/76561198098967378?time=1428390000 (April 7th)

3 sales around the same value point to 129 being an outlier. Any feedback or tips are welcome/appreciated.