Sale 1: ~6 Keys.

Sold For Strange Australium SMG (6)

https://backpack.tf/profiles/76561198357356001#!/compare/1552953600/1553040000

https://backpack.tf/profiles/76561198146733936#!/compare/1552780800/1553040000

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 2: Bulk.

https://backpack.tf/profiles/76561198026194410#!/compare/1556668800/1556755200

https://backpack.tf/profiles/76561198087734745#!/compare/1556755200/1556841600

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 3: Untrace.

https://backpack.tf/profiles/76561198087734745#!/compare/1556841600/1557014400

https://backpack.tf/profiles/76561198035237398#!/compare/1556755200/1557014400

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 4: Untrace.

https://backpack.tf/profiles/76561198120364727#!/compare/1547596800/1551744000

https://backpack.tf/profiles/76561198277166826#!/compare/1546819200/1553212800

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 5: ~4 Keys.

Sold For 4 Keys

https://backpack.tf/profiles/76561198277166826#!/compare/1553817600/1553904000

https://backpack.tf/profiles/76561198188896535#!/compare/1553558400/1553817600

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 6: Untrace. (Probably QS)

https://backpack.tf/profiles/76561198830630023#!/compare/1554336000/1554422400

https://backpack.tf/profiles/76561198453417865#!/compare/1554163200/1554336000

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 7: ~4.5 Keys.

https://backpack.tf/profiles/76561198109898906#!/compare/1552953600/1553126400

https://backpack.tf/profiles/76561198841279602#!/compare/1553040000/1553126400

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 8: ~6 Keys Pure.

https://backpack.tf/profiles/76561198132844160#!/compare/1552262400/1552694400

https://backpack.tf/profiles/76561198117053421#!/compare/1552435200/1552694400

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Marketplace.tf Sales:

https://marketplace.tf/items/30845;5;u3020

Sale 9: ~5 Keys.

Mar 12, 19

$8.99 / $1.8 = 4.99 keys

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 10: ~5.5 Keys.

Mar 22, 19

$9.30 / $1.8 = 5.17 keys

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Sale 11: ~3.5 Keys. (Low

May 5, 19

$6.15 / $1.8 = 3.42 keys

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Usable Sales: 3.5/4/4.5/5/5.5/6/6

buyers at 4.36

Going With 4.5-6