Counter. I provided another sale that hasn't been addressed.

*Credits to ANG3LUS for this Sale*

Sale 1) Sold for 45 Keys

Buyer Before: http://backpack.tf/profiles/76561198153402711?time=1449216000

Buyer After: http://backpack.tf/profiles/76561198153402711?time=1449302400

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Sale 2) Sold for a Peace Sign Pillar (37) + 13 Pure + 4 Keys in Items

Seller Before: http://backpack.tf/profiles/76561198042074884?time=1449388800

Seller After: http://backpack.tf/profiles/76561198042074884?time=1449613265

41 * 0.9 = ~37 + 13 = 50 Keys

Pillar Mini

http://imgur.com/6y9wDdX - Unsold at 37 for 4 Months

(My phone isn't currently on me, so I can't log into backpack.tf through Chrome, where my Compare Script works. If you have a more sufficient Mini for this, let me know in the comments)