Sale 1:

https://backpack.tf/profiles/76561198060520862#!/compare/1580515200/1580601600

https://backpack.tf/profiles/76561198128940635#!/compare/1580428800/1580515200

Sold for 6 keys(?)

sale 2:

https://backpack.tf/profiles/76561198128940635#!/compare/1580515200/1582416000

https://backpack.tf/profiles/76561198313704489#!/compare/1580515200/1580601600

Sold for Strange Smoking Snowcapped

use there

sale 3:

https://backpack.tf/profiles/76561198313704489#!/compare/1580947200/1581033600

https://backpack.tf/profiles/76561198070163565#!/compare/1448179200/1581033600

Untrace

sale 4:

https://backpack.tf/profiles/76561198070163565#!/compare/1581120000/1586908800

https://backpack.tf/profiles/76561198850895547#!/compare/1581033600/1581120000

Untrace

Sale 5:

https://backpack.tf/profiles/76561198850895547#!/compare/1582502400/1582588800

https://backpack.tf/profiles/76561198283665350#!/compare/1582416000/1582502400

Sold for Smoking Bandanna + 4 keys

Bandana Mini:

https://backpack.tf/suggestion/5ea2acbfc3e95d7ade265aa1

Suggestion for 7 keys

Total is 11 keys

sale 6:

https://backpack.tf/profiles/76561198283665350#!/compare/1582502400/1582588800

https://backpack.tf/profiles/76561198131081286#!/compare/1582502400/1582588800

Sold with ~3 keys for Smoking Head Warmer

use there

sale 7:

https://backpack.tf/profiles/76561198131081286#!/compare/1582588800/1582675200

https://backpack.tf/profiles/76561198846559158#!/compare/1582675200/1582761600

Sold for ~11 keys

sale 8:

https://backpack.tf/profiles/76561198846559158#!/compare/1584576000/1584748800

https://backpack.tf/profiles/76561198131081286#!/compare/1584662400/1584748800

Bulk

sale 9:

https://backpack.tf/profiles/76561198131081286#!/compare/1584662400/1584748800

https://backpack.tf/profiles/76561198850895547#!/compare/1584748800/1584835200

Sold for ~10 keys

Sale 10:

https://backpack.tf/profiles/76561198859815156#!/compare/1580860800/1580947200

https://backpack.tf/profiles/76561198080425549#!/compare/1581033600/1581120000

Sold for 11 keys

sale 11:

https://backpack.tf/profiles/76561198080425549#!/compare/1581292800/1581379200

https://backpack.tf/profiles/76561198173442901#!/compare/1581292800/1581379200

Bulk

sale 12:

https://backpack.tf/profiles/76561198173442901#!/compare/1581984000/1582070400

https://backpack.tf/profiles/76561198375290326#!/compare/1581984000/1582070400

Sold for Stormy Snowcapped + ~2.5 keys in sweets

Snowcapped Mini:

https://backpack.tf/suggestion/5eaa33fafc46a13cb829332a

Suggestion for 12 keys

Total is 14.5 keys

sale 13:

https://backpack.tf/profiles/76561198375290326#!/compare/1582156800/1582243200

https://backpack.tf/profiles/76561198053720151#!/compare/1582156800/1582243200

Sold for CTFL Smokey

use there

Sale 14:

https://backpack.tf/profiles/76561198053720151#!/compare/1582156800/1582243200

https://backpack.tf/profiles/76561198000247762#!/compare/1582156800/1582243200

Bulk

Sale 15:

https://backpack.tf/profiles/76561198000247762#!/compare/1582502400/1582588800

https://backpack.tf/profiles/76561198072355915#!/compare/1582502400/1582588800

Bulk

sale 16:

https://backpack.tf/profiles/76561198072355915#!/compare/1583280000/1583539200

https://backpack.tf/profiles/76561198104090803#!/compare/1583452800/1583539200

Untrace

sale 17:

https://backpack.tf/profiles/76561198104090803#!/compare/1584057600/1584230400

https://backpack.tf/profiles/76561198119634686#!/compare/1583798400/1584057600

QS

sale 18:

https://backpack.tf/profiles/76561198251805358#!/compare/1581897600/1582070400

https://backpack.tf/profiles/76561198183424550#!/compare/1581984000/1582070400

Sold for 17 keys

sale 19:

https://backpack.tf/profiles/76561198804350694#!/compare/1580860800/1581897600

https://backpack.tf/profiles/76561198055099506#!/compare/1580688000/1581897600

SCM

Total sales @:

10, 11, 11, 11, 15, 17 keys

note that 17 is likely high due to spell on hat,

calling 15 high,

taking 10 -11 keys.