Sale 1-5:

https://marketplace.tf/items/tf2/31003;5;u116

$60.01 / $1.80 = 33.34 keys

$60 / $1.81 = 33.15 keys

$75.99 / $1.80 = 42.22 keys

$107.99 / $1.79 = 60.33 keys

$129.99 / $1.73 = 75.14 keys

https://backpack.tf/item/7262634710

https://backpack.tf/item/7288961459

Sale 6:

untrace

https://backpack.tf/profiles/76561198094509483#!/compare/1575417600/1575504000

https://backpack.tf/profiles/76561198927172159#!/compare/1575417600/1575504000

Sale 7:

untrace / bulk

https://backpack.tf/profiles/76561197963038974#!/compare/1570060800/1570147200

https://backpack.tf/profiles/76561198160856661#!/compare/1570060800/1570147200

Sale 8:

use on boa

Peace Sign BoA

https://backpack.tf/profiles/76561198160856661#!/compare/1573084800/1573171200

https://backpack.tf/profiles/76561198434862297#!/compare/1572825600/1573171200

Sale 9:

untrace

https://backpack.tf/profiles/76561198081042493#!/compare/1575331200/1575417600

https://backpack.tf/profiles/76561198434862297#!/compare/1574640000/1576368000

Sale 10:

untrace

https://backpack.tf/profiles/76561198079628079#!/compare/1569110400/1571097600

other side doesnt load for me

Sale 11:

untrace

https://backpack.tf/profiles/76561198040531861#!/compare/1568851200/1573171200

https://backpack.tf/profiles/76561198325253089#!/compare/1568851200/1570665600

Sale 12:

58 pure

https://backpack.tf/profiles/76561198341171690#!/compare/1573171200/1573257600

https://backpack.tf/profiles/76561198023635911#!/compare/1573171200/1573257600

Sale 13:

using on rotation

https://backpack.tf/profiles/76561198023635911#!/compare/1573516800/1573603200

https://backpack.tf/profiles/76561198050745352#!/compare/1573516800/1573603200

Sale 14:

bulk

https://backpack.tf/profiles/76561198061440669#!/compare/1569456000/1569542400

https://backpack.tf/profiles/76561198272011328#!/compare/1569456000/1569542400

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

Sales:

33,33,42,58,60,75

3 months unsold at 60: https://imgur.com/a/8npM8K3

buyers at 37: https://imgur.com/a/f9pGLlj