Resuggested because one of the sales I included was outdated (thx Foamy and Cashew)

No sales via item histories.

Going past 3 months because not a lot of sales

SCM

No KS: https://steamcommunity.com/market/listings/440/Collector%27s%20Fortified%20Compound

N/A (the sale was actually in 2019)

basic KS: can't access the page fsr

Spec KS: https://steamcommunity.com/market/listings/440/Collector%27s%20Specialized%20Killstreak%20Fortified%20Compound

N/A

Pro KS:https://steamcommunity.com/market/listings/440/Collector%27s%20Professional%20Killstreak%20Fortified%20Compound

October 12 3 AM: $120.75/2.29=52.73 ~53 keys

December 6 2 AM: $51.48/2.2=23.4 ~23 keys

Marketplace.tf

No KS: https://marketplace.tf/items/tf2/1092;14

N/A

Basic KS: no page fsr

Spec KS: https://marketplace.tf/items/tf2/1092;14;kt-2

N/A

Pro KS: https://marketplace.tf/items/tf2/1092;14;kt-3

September 23: $59/1.86=31.72 ~32 keys

Bot.tf:

No KS: N/A

Basic KS: N/A

Spec KS: N/A

Pro KS: N/A

We have 23, 32 and 53

53 looks like a high outlier

going 23-32