zecatz

Sale 1: Untrace. (SCM)

https://backpack.tf/profiles/76561198158346061#!/compare/1554163200/1554422400

https://backpack.tf/profiles/76561198390590623#!/compare/1555459200/1555545600

Sale 2: Untrace.

https://backpack.tf/profiles/76561198390590623#!/compare/1556064000/1556582400

https://backpack.tf/profiles/76561198854954629#!/compare/1555891200/1556064000

Sale 3: ~12 Keys.

Sold For Non-Craftable Professional Killstreak Tomislav Kit (12)

https://backpack.tf/profiles/76561198011321852#!/compare/1551571200/1551657600

https://backpack.tf/profiles/76561198320964594#!/compare/1551571200/1551657600

caps at 12, mp sales are higher: https://marketplace.tf/items/6526;6;uncraftable;kt-3;td-424/

Sale 4: Use There.

Sold With 3 keys in items For Miami Nights Scotch Bonnet.

https://backpack.tf/profiles/76561198232041512#!/compare/1552003200/1552089600

https://backpack.tf/profiles/76561198320964594#!/compare/1552003200/1552089600

Sale 5: QS.

https://backpack.tf/profiles/76561198257728437#!/compare/1511308800/1556323200

https://backpack.tf/profiles/76561198112194208#!/compare/1556150400/1556323200

Sale 6: ~10 Keys.

Sold With 3 Keys For Searing Plasma Larrikin Robin (13). (13-3=10)

https://backpack.tf/profiles/76561198112194208#!/compare/1556928000/1557014400

https://backpack.tf/profiles/76561198124583948#!/compare/1547251200/1557014400

Sale 7: Untrace.

https://backpack.tf/profiles/76561198168863803#!/compare/1556323200/1556409600

https://backpack.tf/profiles/76561198080179568#!/compare/1556323200/1556409600

Sale 8: Untrace/High.

https://backpack.tf/profiles/76561198080179568#!/compare/1556496000/1556582400

https://backpack.tf/profiles/76561198071667628#!/compare/1554940800/1556841600

Sale 9: QS.

https://backpack.tf/profiles/76561198071667628#!/compare/1556841600/1556928000

https://backpack.tf/profiles/76561198363395191#!/compare/1556841600/1556928000

Sale 10: ~11 Keys.

https://backpack.tf/profiles/76561198011321852#!/compare/1556668800/1556755200

https://backpack.tf/profiles/76561198025451013#!/compare/1556064000/1556755200 (11 Keys historys matched)

Marketplace.tf sales:

https://marketplace.tf/items/612;5;u56

Sale 11: ~12 Keys.

Mar 29, 19

$22.00 / $1.79 = 12.29 keys

Sale 12: ~10 Keys

Apr 27, 19

$18.88 / $1.8 = 10.49 keys

Usable Sales: 10/10/11/12/12

Going With 10-12 Keys.