D1 - 3020(1)

https://backpack.tf/item/7259994928

Sale 1

https://backpack.tf/profiles/76561198358296372#!/compare/1590537600/1590624000

https://backpack.tf/profiles/76561198166803166#!/compare/1579651200/1591228800

https://gyazo.com/fe9aae2fca5c59b90d5375f69a4d52fc - Nothing

Probably sold on marketplace.tf

Sale 2-7

https://marketplace.tf/items/tf2/30572;5;u3020

May 21 - July 22

2. May 21 - $7.79 / $1.88 = 4.14 keys - https://backpack.tf/item/3873641679

3. May 31 - $8.99 / $1.91 = 4.71 keys - https://backpack.tf/item/7259994928

4. June 27 - $5.76 / $2.04 = 2.82 keys - Untraceable

5. July 10 - $8 / $2.00 = 4.00 keys - https://backpack.tf/item/3625771339

6. July 13 - $8 / $1.92 = 4.17 keys - Untraceable

7. July 22 - $8 / $1.94 = 4.12 keys - Untraceable

B/O:

2. None

3. None

4. None

5. None

6. None

7. None

All Sales

2.82 | 4 | 4.12 | 4.14 | 4.17 | 4.71

1 buyer at 3 Keys, 4.71 Keys looks a bit high and there's also more than 2 months unsold at around 3.8 Keys. Excluding Sale 4 and 3.

Taking 3.8 - 4.15 Keys

Classifieds:

https://gyazo.com/073715713ac8357053d4dbd40b9d65d8

https://backpack.tf/item/3631883809 - 3 Keys 39.33 ref

https://marketplace.tf/items/tf2/30572;5;u3020

https://backpack.tf/item/4530926504 - $9.99

https://mannco.store/item/11159

https://backpack.tf/item/6273230773 - $11.00

https://backpack.tf/item/3852160425 - $11.00

https://backpack.tf/item/3844332500 - $11.00