Sale 1:

https://backpack.tf/profiles/76561198193283211#!/compare/1556928000/1557014400

https://backpack.tf/profiles/76561198080179568#!/compare/1556928000/1557014400

QS

Sale 2:

https://backpack.tf/profiles/76561198190012415#!/compare/1552262400/1553299200

https://backpack.tf/profiles/76561198030039729#!/compare/1552780800/1553990400

SCM

Sale 3:

https://backpack.tf/profiles/76561198255740739#!/compare/1553904000/1554163200

https://backpack.tf/profiles/76561198295545496#!/compare/1554163200/1554249600

SCM

Sale 4:

https://backpack.tf/profiles/76561198295545496#!/compare/1555200000/1555804800

https://backpack.tf/profiles/76561198050518375#!/compare/1555286400/1555372800

Untrace

Sale 5:

https://backpack.tf/profiles/76561198828482524#!/compare/1549756800/1549843200

https://backpack.tf/profiles/76561198255672038#!/compare/1549497600/1549843200

Sold for ~7 keys(?) can't accurately trace ref, not using.

Sale 6:

https://backpack.tf/profiles/76561198255672038#!/compare/1550102400/1550188800

https://backpack.tf/profiles/76561198170358238#!/compare/1550102400/1550188800

Untrace

Sale 7:

https://backpack.tf/profiles/76561198170358238#!/compare/1550102400/1550188800

https://backpack.tf/profiles/76561198249011620#!/compare/1550102400/1550188800

Sold for ~8 keys

Sale 8:

https://backpack.tf/profiles/76561198249011620#!/compare/1550188800/1550275200

https://backpack.tf/profiles/76561198310076718#!/compare/1550102400/1550275200

Untrace

Sale 9:

https://backpack.tf/profiles/76561198310076718#!/compare/1550102400/1550275200

https://backpack.tf/profiles/76561198305599070#!/compare/1550188800/1550275200

Untrace

Sale 10:

https://backpack.tf/profiles/76561198305599070#!/compare/1550188800/1550275200

https://backpack.tf/profiles/76561198303951257#!/compare/1550188800/1550275200

Sold for C9 Cadaver

Use there

Sale 11:

https://backpack.tf/profiles/76561198303951257#!/compare/1550275200/1550448000

https://backpack.tf/profiles/76561198449307015#!/compare/1550188800/1550275200

https://backpack.tf/profiles/76561198851130021#!/compare/1550448000/1555977600

Untrace

Sale 12:

https://backpack.tf/profiles/76561198262898558#!/compare/1551398400/1551484800

https://backpack.tf/profiles/76561198124887048#!/compare/1551312000/1551484800

Bulk

Sale 13:

https://backpack.tf/profiles/76561198124887048#!/compare/1551312000/1551484800

https://backpack.tf/profiles/76561198083134207#!/compare/1551398400/1551484800

QS for 7 keys

Sale 14:

https://backpack.tf/profiles/76561198083134207#!/compare/1551484800/1551571200

https://backpack.tf/profiles/76561198382043212#!/compare/1551312000/1551571200

Sold with ~0.3 keys in sweets for 9 keys

Total rounds to ~8.5 keys

Sale 15:

https://backpack.tf/profiles/76561198382043212#!/compare/1551571200/1551657600

https://backpack.tf/profiles/76561198118922746#!/compare/1551571200/1551657600

Sold for Blizzardy Sultan

Sultan Mini:

https://backpack.tf/suggestion/5cd51e8567807232db05d865

Suggestion for 8.25 keys

Sale 16:

https://backpack.tf/profiles/76561198027152204#!/compare/1554249600/1554336000

https://backpack.tf/profiles/76561198271715957#!/compare/1554249600/1554336000

Sold with 2 keys for Miami Ketche

Use there

Sale 17:

https://backpack.tf/profiles/76561198271715957#!/compare/1554249600/1554336000

https://backpack.tf/profiles/76561198258264645#!/compare/1554249600/1554336000

Sold with 1 key for TW Counter

Use there

Sale 18:

https://backpack.tf/profiles/76561198363395191#!/compare/1550966400/1551052800

https://backpack.tf/profiles/76561198133973878#!/compare/1550880000/1550966400

Keys

Sale 19:

https://backpack.tf/profiles/76561198311400236#!/compare/1551744000/1551830400

https://backpack.tf/profiles/76561198267909406#!/compare/1551657600/1551830400

Untrace

Sale 20:

https://backpack.tf/profiles/76561198161131215#!/compare/1552089600/1552176000

https://backpack.tf/profiles/76561198069686348#!/compare/1552003200/1552089600

Keys or Conq, can't tell

Sale 21:

https://backpack.tf/profiles/76561198069686348#!/compare/1552089600/1552176000

https://backpack.tf/profiles/76561198831617384#!/compare/1551571200/1552176000

Bulky?

Sale 22:

https://backpack.tf/profiles/76561198831617384#!/compare/1551571200/1552176000

https://backpack.tf/profiles/76561198385644335#!/compare/1551139200/1552176000

Sold for G Fetti Esteem(8)

Sale 23:

https://backpack.tf/profiles/76561198385644335#!/compare/1551139200/1552176000

https://backpack.tf/profiles/76561198071588645#!/compare/1552089600/1552176000

Sold for OF Ketche

Use there

Sale 24:

https://backpack.tf/profiles/76561198071588645#!/compare/1552089600/1552176000

https://backpack.tf/profiles/76561198829459668#!/compare/1552089600/1552176000

Sold for 72 Square Dance + negligible sweets

Use there

Sale 25:

https://backpack.tf/profiles/76561198357264786#!/compare/1552262400/1552694400

https://backpack.tf/profiles/76561198071588645#!/compare/1552608000/1552694400

Sold with 4 ref for DP Esteem(8.75)

Total is ~8.5 keys

Sale 26:

https://backpack.tf/profiles/76561198071588645#!/compare/1552694400/1552780800

https://backpack.tf/profiles/76561198177872379#!/compare/1552694400/1552780800

Untrace

Sale 27:

https://backpack.tf/profiles/76561198177872379#!/compare/1552780800/1552867200

https://backpack.tf/profiles/76561198112194208#!/compare/1552780800/1552867200

Sold for ~7.5 keys

Sale 28:

https://backpack.tf/profiles/76561198112194208#!/compare/1555459200/1555545600

https://backpack.tf/profiles/76561198125894529#!/compare/1555372800/1555545600

Sold with 4 keys for Bubbling Crown

Crown Mini:

https://backpack.tf/suggestion/5cd52e486780723d6635bb19

Suggestion for 12 keys

Total is 8 keys

Sale 29:

https://backpack.tf/profiles/76561198125894529#!/compare/1555372800/1555545600

https://backpack.tf/profiles/76561198082168552#!/compare/1555459200/1555545600

Sold for OF Buddy

Use there

Sale 30:

https://backpack.tf/profiles/76561198082168552#!/compare/1555545600/1555632000

https://backpack.tf/profiles/76561198280357510#!/compare/1555545600/1555632000

Sold with ~2.5 keys in sweets for Steaming Inspecteur

Use there

Sale 31:

https://backpack.tf/profiles/76561198280357510#!/compare/1555977600/1556150400

https://backpack.tf/profiles/76561198303441461#!/compare/1555891200/1556150400

Sold for ~8 keys

Sale 32, 33:

https://marketplace.tf/items/30984;5;u36

$16.00 / $1.8 = 8.89 keys

$15.99 / $1.79 = 8.93 keys

Total sales @:

7.5, 8, 8, 8, 8, 8.25, 8.5, 8.5, 8.89, 8.93 keys

gonna say i have enough sales covering a good range to call other sales use there,

Buyers at ~7 keys,

Sellers at 9 keys,

Taking 7.5 - 9 keys.