https://marketplace.tf/items/1106;5;u3009

One sale for $22.8 USD, or 11.5 keys

One sale for 14 USD, or 7 keys.

One sale for 22 USD, or 11 keys.

Sale 1:

https://backpack.tf/profiles/76561198048008254#!/compare/1519603200/1519862400

Sold for 7 keys + 10 ref.

Sale 2:

https://backpack.tf/profiles/76561198034202273#!/compare/1520121600/1520208000

Sold for 7 pure.

http://www.tf2outpost.com/trade/29576747

B/) of 7 keys

Sale 3:

https://backpack.tf/profiles/76561198121830870#!/compare/1522713600/1522800000

https://backpack.tf/profiles/76561198043003969#!/compare/1522454400/1522800000

Sold for 7 pure.

Sale 4:

https://backpack.tf/profiles/76561198298403004#!/compare/1522540800/1522713600

https://backpack.tf/profiles/76561198121830870#!/compare/1522627200/1522713600

Sold for 6 pure.

Sale 5:

https://backpack.tf/profiles/76561198081779473#!/compare/1518307200/1521331200

Sold for 9 pure. May have gotten change from bot in ref, unable to trace if true.

Sale 6:

https://backpack.tf/profiles/76561198191137318#!/compare/1519171200/1519603200

https://backpack.tf/profiles/76561198136425253#!/compare/1519084800/1519344000

Sold for Grail Results(9) + 4.66 ref in sweets

Total is 9.14 keys

Sale 7:

https://backpack.tf/profiles/76561198361429984#!/compare/1520553600/1520985600

Sold for 7 keys + 20 ref

Sale 8:

https://backpack.tf/profiles/76561198164651434#!/compare/1521504000/1521590400

Sold for 9 keys (traceable as keys came from same bot)

Unsold at 9 keys for a month.

Sales @:

6, 7, 7, 7, 7.31, 7.62, 9, 9, 9.14, 11, 11.5

Buyers are slightly higher than 7, but only by 1 ref.

Rounding to 7.5 keys, I guess?

Not keeping 9, as 2 sales are iffy.

taking 7.5 keys.