Yes I do own one c: I will now be 4 keys richer :3

Sale 1:

Sold for a Demonflame Belgian Detective and 25 keys

(68*0.9) + 25 = 86.2 rounding to 86 keys

http://www.tf2outpost.com/trade/25929041 B/O of 100

http://backpack.tf/profiles/76561198050824312?time=1431414000 (May 12th)

http://backpack.tf/profiles/76561198050824312?time=1431500400 (May 13th)

Sale 2:

Sold for a duped Purple Energy Killer's Kabuto

(100*0.9) = 90 keys

No outpost trade

http://backpack.tf/profiles/76561198122631490?time=1431500400 (May 13th)

http://backpack.tf/profiles/76561198122631490?time=1431586800 (May 14th)

Sale 3: (outlier)

Sold for a Molten Mallard Head Warmer and 3 keys (also it was worth 85 and not outdated at the time of the trade)

(76.5*0.9) + 3 = 71.85 rounding to 72 keys

http://www.tf2outpost.com/trade/25794843

http://backpack.tf/profiles/76561198131220023?time=1430982000 (May 7th)

http://backpack.tf/profiles/76561198131220023?time=1431068400 (May 8th)

Sale 4: (outlier, quicksell)

Sold for 6 buds (he sold the buds for 46 keys which accurately represents the market at the time)

46 keys

http://www.tf2outpost.com/trade/22214609

Definietly a quicksell, he had it listed for 8 whole months with way higher offers than 6 buds. (I was the buyer)

Notes:

B/Os on the market

http://www.tf2outpost.com/trade/25949878 - 90

http://www.tf2outpost.com/trade/25549572 - 100

On my trade I have had offers up to 115 that have retracted after buying different hats while waiting for me, coupling with the other 2 higher sales it makes 72 an outlier.

Mini for the duped Purple Energy Killer's Kabuto: ~90

Sold for a Green Confetti Team Captain:

100 keys

No outpost trade

http://backpack.tf/profiles/76561198122631490?time=1431586800 (May 14th)

http://backpack.tf/profiles/76561198122631490?time=1431673200 (May 15th)

Mini Mini for the TC:

Sold for a Scorching Noble

(126.5*0.9) = 113.85 caps at 100 keys

http://www.tf2outpost.com/trade/25975581

http://backpack.tf/profiles/76561198122631490?time=1432018800 (May 19th)

http://backpack.tf/profiles/76561198122631490?time=1432191600 (May 21st)

Conclusion:

Sales at 86 and 90, taking the final range at 86 to 90.