Sale 1:

https://marketplace.tf/items/tf2/1095;5;u62

$50 / $1.73 = 28.90 keys

https://backpack.tf/item/7957156913

Sale 2:

untrace

https://backpack.tf/profiles/76561198057897812#!/compare/1575849600/1575936000

https://backpack.tf/profiles/76561198342161127#!/compare/1575763200/1575849600

Sale 3:

SCM

https://backpack.tf/profiles/76561198072098273#!/compare/1572825600/1572912000

https://backpack.tf/profiles/76561198344800792#!/compare/1571443200/1571788800

Sale 4:

untrace

https://backpack.tf/profiles/76561198402009056#!/compare/1573344000/1573430400

https://backpack.tf/profiles/76561198337734785#!/compare/1573344000/1573430400

Sale 5:

with Abyssal Aura Skullbrero for keys?

https://backpack.tf/profiles/76561198311297599#!/compare/1575417600/1575504000

https://backpack.tf/profiles/76561198819747735#!/compare/1575417600/1575504000

Sale 6:

20 pure

https://backpack.tf/profiles/76561198819747735#!/compare/1575504000/1575590400

https://backpack.tf/profiles/76561198342161127#!/compare/1575504000/1575590400

Sale 7:

using there

Stormy Storm Vive La France

https://backpack.tf/profiles/76561198392265322#!/compare/1574640000/1574726400

https://backpack.tf/profiles/76561198416405381#!/compare/1574640000/1574726400

Sale 8:

21 pure

https://backpack.tf/profiles/76561198416405381#!/compare/1574640000/1574726400

https://backpack.tf/profiles/76561198334946156#!/compare/1574640000/1574726400

Sale 9:

b/o 21 keys: https://imgur.com/a/lbptuQA

with 7 keys for DBD Salty Dog(34.5)

https://backpack.tf/profiles/76561198334946156#!/compare/1574985600/1575072000

https://backpack.tf/profiles/76561198099141522#!/compare/1574985600/1575072000

Sale 10:

using on modest

https://backpack.tf/profiles/76561198099141522#!/compare/1574985600/1575072000

https://backpack.tf/profiles/76561198179726121#!/compare/1574985600/1575072000

Sale 11:

b/o 29 keys: https://imgur.com/a/v4pE9dz

CPS hustlers hallmark + unu taunts

https://backpack.tf/profiles/76561198021055079#!/compare/1572912000/1572998400

https://backpack.tf/profiles/76561198171487310#!/compare/1572912000/1572998400

only sales on hallmark are to buy order or untrace

Sale 12:

bulk

with 25 keys for GE lid

https://backpack.tf/profiles/76561198078227728#!/compare/1572998400/1573084800

https://backpack.tf/profiles/76561198171487310#!/compare/1572998400/1573084800

Sale 13:

untrace

https://backpack.tf/profiles/76561198078227728#!/compare/1573171200/1573257600

https://backpack.tf/profiles/76561198994094366#!/compare/1573171200/1573257600

Sale 14:

gamble

https://backpack.tf/profiles/76561198994094366#!/compare/1573171200/1573257600

https://backpack.tf/profiles/76561198210598793#!/compare/1573171200/1573257600

Sale 15:

gamble

https://backpack.tf/profiles/76561198210598793#!/compare/1573171200/1573257600

https://backpack.tf/profiles/76561198064458811#!/compare/1573171200/1573257600

Sale 16:

20 keys

https://backpack.tf/profiles/76561198064458811#!/compare/1573344000/1573430400

https://backpack.tf/profiles/76561198337734785#!/compare/1573344000/1573430400

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

Sales:

20,20,21,21,29