3 months outdated.

Sale #1

http://www.tf2outpost.com/trade/18056590

Sold for 55 keys pure

Backpack of seller

http://backpack.tf/profiles/76561198014006336?time=1394866800 Before

http://backpack.tf/profiles/76561198014006336?time=1395039600 After

Backpack of buyer

http://backpack.tf/profiles/76561197988701682?time=1394521200 Before

http://backpack.tf/profiles/76561197988701682?time=1395149911 After

Total: ~2.9 buds

Sale #2 (Outlier)

http://www.tf2outpost.com/trade/18845177

http://www.tf2outpost.com/trade/18828253

Sold for Phosphorous Pure Tin Capotain (2.15 buds) No overpay applied

Backpack of seller

http://backpack.tf/profiles/76561197988701682?time=1396249200 Before

http://backpack.tf/profiles/76561197988701682?time=1397286000 After

Backpack of buyer

http://backpack.tf/profiles/76561198089994458?time=1396162800 Before

http://backpack.tf/profiles/76561198089994458?time=1396575126 After

Total: ~2.2 buds

Sale #3

http://www.tf2outpost.com/trade/18033854

http://www.tf2outpost.com/trade/18143166

Sold for Spellbound Engineer's Cap (2.65 buds) No overpay applied

Backpack of seller

http://backpack.tf/profiles/76561198097170886?time=1395817200 Before

http://backpack.tf/profiles/76561198097170886?time=1395903600 After

Backpack of buyer

http://backpack.tf/profiles/76561198010004924?time=1394866800 Before

http://backpack.tf/profiles/76561198010004924?time=1395969692 After

Total: ~2.7 buds

Current Seller

http://www.tf2outpost.com/trade/18917830 Was offered 2.8 buds in mixed and 3 buds pure. Therefore, taking 2.2 buds sale as outlier.