Re suggestion, thanks to K1ng for the info!

Sale 1:

https://backpack.tf/profiles/76561198296863329#!/compare/1533513600/1534204800

https://backpack.tf/profiles/76561198310115035#!/compare/1533772800/1534204800

Sold for 10 keys

Sale 2:

https://backpack.tf/profiles/76561198310115035#!/compare/1534204800/1534291200

https://backpack.tf/profiles/76561198193351301#!/compare/1533859200/1534291200

Sold for Smoking Sky High, however history of Glove points toward that being added too, calling high / unusable

Sale 3:

https://backpack.tf/profiles/76561198193351301#!/compare/1534291200/1534809600

https://backpack.tf/profiles/76561198114622329#!/compare/1534032000/1534291200

https://backpack.tf/item/948388878

Sold with ~3 keys in sweets for Vivid Puglist

Use there.

Sale 4:

https://backpack.tf/profiles/76561198114622329#!/compare/1534291200/1534377600

Can only trace a rec, prob QS to bot

Sale 5:

https://backpack.tf/profiles/76561198315588518#!/compare/1534377600/1534464000

https://backpack.tf/profiles/76561198140281935#!/compare/1534377600/1534464000

Sold for 12 key

Sale 6:

https://backpack.tf/profiles/76561198311498888#!/compare/1535587200/1535673600

https://backpack.tf/profiles/76561198300634818#!/compare/1535587200/1535673600

Can trace 3 keys

Sale 7:

https://backpack.tf/profiles/76561198067053408#!/compare/1532995200/1533686400

https://backpack.tf/profiles/76561198118188352#!/compare/1533427200/1533859200

Untrace.

Sale 8:

https://backpack.tf/profiles/76561198135388328#!/compare/1535846400/1535932800

https://backpack.tf/profiles/76561198152097693#!/compare/1535760000/1536969600

Sold for 9 keys

Sale 9:

https://backpack.tf/profiles/76561198305492646#!/compare/1537315200/1537401600

https://backpack.tf/profiles/76561198088040097#!/compare/1537315200/1537401600

Sold for 12 keys

Sale 10:

https://backpack.tf/profiles/76561198088040097#!/compare/1537920000/1538006400

QS to bot

Sale 11:

https://backpack.tf/profiles/76561198315588518#!/compare/1537920000/1538006400

https://backpack.tf/profiles/76561198206072125#!/compare/1537920000/1538006400

Can only trace some ref

Sale 12:

https://backpack.tf/profiles/76561198135388328#!/compare/1537747200/1537833600

https://backpack.tf/profiles/76561198286485732#!/compare/1537747200/1537833600

Sold for 10 keys + negligible ref

Sale 13:

https://backpack.tf/profiles/76561198286485732#!/compare/1537833600/1538006400

https://backpack.tf/profiles/76561198094832933#!/compare/1537920000/1538006400

Sold with ~1 key in sweets for DP Outta Sight

Use there.

Sale 14:

https://backpack.tf/profiles/76561198135388328#!/compare/1535673600/1535760000

https://backpack.tf/profiles/76561197994783413#!/compare/1535760000/1535846400

Bulk

Sale 15:

https://backpack.tf/profiles/76561197994783413#!/compare/1536105600/1536192000

https://backpack.tf/profiles/76561197992553878#!/compare/1536105600/1536192000

Sold for unusuualifier(~6.5)

Sale 16:

https://backpack.tf/profiles/76561198135388328#!/compare/1536192000/1536278400

https://backpack.tf/profiles/76561198053252981#!/compare/1536624000/1536796800

Looks like bulk/ untrace

Sale 17:

https://marketplace.tf/items/106;5;u35

Sold for 25.99 USD

Keys at 1.88 USD

Total is 13.82 keys

Total sales @:

6.5, 9, 10, 10, 12, 12, 13.82 keys

Buyers up to 9.72 keys

K1ng's Part:

https://bot.tf/stats/item?def=106&q=5&ef=Smoking&craft=1&aus=0&ks=0 ----- common trading point seems to be around 10-11, with some sales at 12. The marketplace sale is surely too high, so 10-12 should work.