Sale 1:

https://backpack.tf/profiles/76561198238023192#!/compare/1583280000/1588118400

https://backpack.tf/profiles/76561198125791160#!/compare/1584489600/1584662400

Untrace

sale 2:

https://backpack.tf/profiles/76561198821294885#!/compare/1581206400/1581292800

https://backpack.tf/profiles/76561198363395191#!/compare/1581206400/1581292800

QS

sale 3:

https://backpack.tf/profiles/76561198337734785#!/compare/1580947200/1581033600

https://backpack.tf/profiles/76561198251524922#!/compare/1580947200/1581033600

Sold for ~13 keys

sale 4:

https://backpack.tf/profiles/76561198251524922#!/compare/1581120000/1581206400

https://backpack.tf/profiles/76561198077670577#!/compare/1562457600/1581206400

sold for ~22 keys in sweets

https://bot.tf/stats/listings/Y5RDNZN9

B/O of 24 keys

sale 5:

https://backpack.tf/profiles/76561198427021526#!/compare/1582848000/1582934400

https://backpack.tf/profiles/76561198026952339#!/compare/1582848000/1582934400

https://backpack.tf/profiles/76561198207603105#!/compare/1582761600/1582934400

Untrace / bulk

sale 6:

https://backpack.tf/profiles/76561198337734785#!/compare/1580428800/1580515200

https://backpack.tf/profiles/76561198174264905#!/compare/1580428800/1581120000

Keys

sale 7:

https://backpack.tf/profiles/76561198174264905#!/compare/1584316800/1584403200

https://backpack.tf/profiles/76561198337734785#!/compare/1584316800/1584403200

QS

Sale 8:

https://backpack.tf/profiles/76561198337734785#!/compare/1584662400/1584748800

https://backpack.tf/profiles/76561198081960217#!/compare/1584576000/1584748800

Sold for 14 keys

sale 9:

https://backpack.tf/profiles/76561198082924175#!/compare/1581724800/1581811200

https://backpack.tf/profiles/76561198429587621#!/compare/1581724800/1581811200

Untrace

sale 10:

https://backpack.tf/profiles/76561198429587621#!/compare/1582329600/1582502400

https://backpack.tf/profiles/76561198010701183#!/compare/1582502400/1582588800

Sold for 12 keys

sale 11:

https://backpack.tf/profiles/76561198010701183#!/compare/1583366400/1583452800

https://backpack.tf/profiles/76561198056681334#!/compare/1583366400/1583452800

Sold for 13 keys

sale 12:

https://backpack.tf/profiles/76561198056681334#!/compare/1583366400/1583452800

https://backpack.tf/profiles/76561198076089693#!/compare/1583366400/1583452800

Sold with 2 keys for DBD Noir

use there

sale 13:

https://backpack.tf/profiles/76561198076089693#!/compare/1583971200/1584057600

https://backpack.tf/profiles/76561198326535670#!/compare/1583971200/1584057600

Sold for Steaming Armored(11) + ~3 keys in sweets

Total is 14 keys

sale 14:

https://marketplace.tf/items/tf2/99;5;u56

$29.95 / $1.79 = 16.73 keys

$28.99 / $1.77 = 16.38 keys

Total sales @:

12, 13, 14, 14, 16, 17, 22 keys

buyers up to ~13.38 keys,

seller for 20 keys,

calling 22 high,

13 low,

taking 14 - 17 keys