Sale 1:

https://backpack.tf/profiles/76561198163314854#!/compare/1585180800/1585267200

https://backpack.tf/profiles/76561198145971473#!/compare/1585180800/1585267200

Sold for ~28 keys

sale 2:

https://backpack.tf/item/7956889968

scammer sale

sale 3:

https://backpack.tf/profiles/76561198267589362#!/compare/1582761600/1582848000

https://backpack.tf/profiles/76561198142864294#!/compare/1582761600/1582848000

Sold for ~21 keys

sale 4:

https://backpack.tf/profiles/76561198142864294#!/compare/1582761600/1582848000

https://backpack.tf/profiles/76561198325595749#!/compare/1582761600/1582848000

Sold for PE Capotain

low

sale 5:

https://backpack.tf/profiles/76561198325595749#!/compare/1583539200/1583625600

https://backpack.tf/profiles/76561198064982470#!/compare/1572307200/1583625600

Bulk

sale 6:

https://backpack.tf/profiles/76561198064982470#!/compare/1583798400/1583884800

https://backpack.tf/profiles/76561198275012706#!/compare/1583798400/1583884800

Bulk

Sale 7:

https://backpack.tf/profiles/76561198275012706#!/compare/1583884800/1583971200

https://backpack.tf/profiles/76561197998339365#!/compare/1583884800/1583971200

Sold with Sparkling Warming for MG Forge

bulk

sale 8:

https://backpack.tf/profiles/76561197998339365#!/compare/1583971200/1584057600

https://backpack.tf/profiles/76561198251379152#!/compare/1584057600/1584403200

untrace

sale 9:

https://backpack.tf/profiles/76561198251379152#!/compare/1584576000/1584662400

https://backpack.tf/profiles/76561198057412106#!/compare/1584576000/1584662400

Bulk

sale 10:

https://backpack.tf/profiles/76561198057412106#!/compare/1584748800/1584835200

https://backpack.tf/profiles/76561198312571585#!/compare/1584748800/1584835200

Sold for DBD Cotton

Cotton Mini:

https://backpack.tf/suggestion/5ec35e71d70b3a301e4cfd1c

Suggestion for 34.5 keys

https://bot.tf/stats/listings/M197RVDX

B/O of 36 keys

sale 11:

https://backpack.tf/profiles/76561198312571585#!/compare/1584748800/1584835200

https://backpack.tf/profiles/76561198312568780#!/compare/1584748800/1584835200

Bulk

sale 12:

https://backpack.tf/profiles/76561198312568780#!/compare/1585180800/1585267200

https://backpack.tf/profiles/76561198316317677#!/compare/1584144000/1585267200

Sold for 30 keys

Sale 13:

https://backpack.tf/profiles/76561198316317677#!/compare/1585267200/1585353600

https://backpack.tf/profiles/76561198026952339#!/compare/1585267200/1585353600

Sold with 2 keys for Duped Steaming KE

KE Mini:

https://backpack.tf/suggestion/5ec367d9f54f495edc1e3909

Suggestion for 27.5 keys

Total is 25.5 keys

https://bot.tf/stats/listings/4EPP91Q2

B/O of 31 keys

sale 14:

https://backpack.tf/profiles/76561198026952339#!/compare/1585526400/1585612800

https://backpack.tf/profiles/76561198167247280#!/compare/1585353600/1585612800

untrace

sale 15:

https://marketplace.tf/items/tf2/30127;5;u62

$46.67 / $1.72 = 27.13 keys

$39.95 / $1.82 = 21.95 keys

Total sales @:

21, 22, 26, 27, 28, 30, 35 keys

buyers up to ~25 keys,

sellers down to 30 keys:

https://bot.tf/stats/listings/YD198JRR

calling 22 low,

35 high,

taking 26 - 30 keys.