Sale 1-5:

https://marketplace.tf/items/98;5;u34

$22 / $1.72 = 12.79 keys

$24.3 / $1.79 = 13.58 keys

$24 / $1.72 = 13.95 keys

$25.62 / $1.75 = 14.64 keys

$24.9 / $1.65 = 15.09 keys

Sale 6:

untrace

https://backpack.tf/profiles/76561198351405974#!/compare/1542412800/1543017600

https://backpack.tf/profiles/76561198416405381#!/compare/1543017600/1543104000

Sale 7:

3 keys? maybe something missing

https://backpack.tf/profiles/76561198416405381#!/compare/1543104000/1543622400

https://backpack.tf/profiles/76561198190334687#!/compare/1543017600/1543104000

Sale 8:

Use on that

Aces Sterling + 3 keys

https://backpack.tf/profiles/76561198190334687#!/compare/1543536000/1543622400

https://backpack.tf/profiles/76561198055969370#!/compare/1543536000/1543622400

Sale 9:

14 keys

Sold with 1 key for Blizzardy Hermes(15)

https://backpack.tf/profiles/76561198069414668#!/compare/1543536000/1543622400

https://backpack.tf/profiles/76561198055969370#!/compare/1543536000/1543622400

Hermes mini:

15 pure

https://backpack.tf/profiles/76561198104574132#!/compare/1549152000/1549238400

https://backpack.tf/profiles/76561198080179568#!/compare/1549152000/1549238400

Sale 10:

untrace

https://backpack.tf/profiles/76561198069414668#!/compare/1544659200/1544745600

https://backpack.tf/profiles/76561198062734990#!/compare/1544486400/1544745600

==============================================================================

Sales: 13,14,14,14,15,15