Sale 1:

https://marketplace.tf/items/427;5;u89

Sold on March 31, 2019 for $99.99 / 1.79 = 56 keys

Sale 2:

https://backpack.tf/profiles/76561198282372085#!/compare/1550275200/1550361600

https://backpack.tf/profiles/76561198254487535#!/compare/1550275200/1551052800

Sold for Ominous Disco Fever, Clairvoyance Tank Top, Green Energy Elf Esteem, 2 Spelled Poacher's Safari Jackets

Disco Fever has open suggestion for ~8 keys.

https://backpack.tf/suggestion/5c885a1cd3817210e01cd712

Tank Top is in-date at 13 keys.

https://backpack.tf/suggestion/5c52d96e44325a056a514970

https://marketplace.tf/items/30836;5;u9

Green Energy Elf Esteem:

March 29, 2019 sold for $35.99 / 1.79 = 20 keys

March 30, 2019 sold for $43.99 / 1.79 = 25 keys

Sellers on classifieds for less than 25 keys, taking 20 keys as the value for this.

Spelled Poacher's Safari Jackets

https://backpack.tf/classifieds?page=2&item=Poacher%27s%20Safari%20Jacket&quality=6&tradable=1&craftable=1&australium=-1&killstreak_tier=0

Page 2 and 3, they go from 1.9-2 keys.

Can't find a real mini on any spelled one because they're mostly involved in bulk trades like these:

https://backpack.tf/profiles/76561198051179329#!/compare/1551830400/1552003200

https://backpack.tf/profiles/76561198030058573#!/compare/1551916800/1552003200

Gonna take 4 keys for both Jackets.

This makes Sale 2 45 keys.

Sale 3:

https://backpack.tf/profiles/76561197994697258#!/compare/1546992000/1547078400

https://backpack.tf/profiles/76561198095320741#!/compare/1546992000/1547078400

Bulk for Strange Cats

Sale 4:

https://backpack.tf/profiles/76561198103405324#!/compare/1547164800/1547251200

https://marketplace.tf/items/427;5;u89;kt-2/

Went into marketplace and sold very fast on January 12, 2019 for $105.00 / 1.75 = 60 keys

Good thing I realized this one was Specialized Killstreak. I was about to write it off as untraceable.

Sale 5:

https://backpack.tf/profiles/76561198133882561#!/compare/1546646400/1546732800

https://backpack.tf/profiles/76561198095320741#!/compare/1546646400/1546732800

22 keys + Pro KS Rocket Launcher Kit (SCM value at 22 keys)

https://i.imgur.com/CPRbxMY.png

This makes this sale 44 keys.

Sales:

44, 45, 56, 60