You forgot the most important one of all c0Rn!x, the cancer one.

insert mandatory inside job joke here

Sold for a Nuts & Bolts Sober Stuntman(9.5 Keys with Overpay)

http://backpack.tf/profiles/76561198127563863?time=1417741876 -> http://backpack.tf/profiles/76561198127563863?time=1417766400

Sold for 9 Keys

http://backpack.tf/profiles/76561198093998184?time=1419235200 -> http://backpack.tf/profiles/76561198093998184?time=1419321600

Sold for a Pink BMOC(~8.5 at the time) and an After Eight Bill's Hat(~3.5 at the time)(11 Keys with Overpay total)

http://backpack.tf/profiles/76561198093998184?time=1419753600 -> http://backpack.tf/profiles/76561198093998184?time=1419742255

Quicksold for 8 Keys

http://backpack.tf/profiles/76561198073203384?time=1415001600 -> http://backpack.tf/profiles/76561198073203384?time=1415088000

http://www.tf2outpost.com/trade/22885115

8 Is an outlier because the buyer had a quickbuying trade at "any unusual for 8 keys".

Sales seem to come together, 9-11 Keys should be fine.

Additional Proof/Counter-Proof/Constructive Criticism/Feedback is always appreciated.