Sale 1:

https://backpack.tf/profiles/76561198115928144#!/compare/1547424000/1547510400

https://backpack.tf/profiles/76561198401509004#!/compare/1547424000/1547510400

Sold for ~30 keys

Sale 2:

https://backpack.tf/profiles/76561198401509004#!/compare/1548115200/1548288000

https://backpack.tf/profiles/76561198240765628#!/compare/1548201600/1548288000

Sold for 32 keys

Sale 3:

https://backpack.tf/profiles/76561198145232617#!/compare/1553385600/1553472000

https://backpack.tf/profiles/76561198148843171#!/compare/1553385600/1553472000

Sold for ~32 keys

Sale 4:

https://backpack.tf/profiles/76561198148843171#!/compare/1553472000/1553558400

https://backpack.tf/profiles/76561198158206236#!/compare/1553472000/1553558400

Bulk buy with a duped one

Total clean sales:

30, 32, 32 keys

DUPED SALES:

Sale 5:

https://backpack.tf/profiles/76561198442234425#!/compare/1546128000/1547424000

https://backpack.tf/profiles/76561198188639765#!/compare/1546473600/1547251200

Sold for Aussie Wrench(33)

Sale 6:

https://backpack.tf/profiles/76561198188639765#!/compare/1547337600/1547424000

https://backpack.tf/profiles/76561198337734785#!/compare/1547337600/1547424000

QS, negates Sale 5

Sale 7:

https://backpack.tf/profiles/76561198337734785#!/compare/1547337600/1547424000

https://backpack.tf/profiles/76561198150930904#!/compare/1547424000/1547596800

Keys?

Sale 8:

https://backpack.tf/profiles/76561198150930904#!/compare/1547424000/1547596800

https://backpack.tf/profiles/76561198112099979#!/compare/1547424000/1547596800

Sold for 29 keys

Sale 9:

https://backpack.tf/profiles/76561198112099979#!/compare/1547424000/1547596800

https://backpack.tf/profiles/76561198258264645#!/compare/1547510400/1547596800

Sold for 30 keys

Sale 10:

https://backpack.tf/profiles/76561198258264645#!/compare/1549929600/1550016000

https://backpack.tf/profiles/76561198449307015#!/compare/1550102400/1550188800

36 keys?

Sale 11:

https://backpack.tf/profiles/76561198449307015#!/compare/1550102400/1550188800

https://backpack.tf/profiles/76561198335791307#!/compare/1550102400/1550188800

QS?

Sale 12:

https://backpack.tf/profiles/76561198335791307#!/compare/1550534400/1550620800

https://backpack.tf/profiles/76561198149240383#!/compare/1550534400/1550620800

Sold for Clair Tank(13) + C9 Inspecteur + Strange Pe Sky High

https://bot.tf/stats/listings/4J1N7R9M

B/O of 36 keys, caps at buyer prices.

Sale 13:

https://backpack.tf/profiles/76561198148843171#!/compare/1553472000/1553558400

https://backpack.tf/profiles/76561198158206236#!/compare/1553472000/1553558400

Bulk with clean Beak

Sale 14:

https://marketplace.tf/items/315;5;u59

$70.00 / $1.8 = 38.89 keys

Total duped sales @:

29, 30, 33, 36, 38.89 keys

Consdiering duped sell for around / more than clean, gonna raise off dupes,

sellers at 45,

general buyer at 32, aces buyers for 29,

taking 33 - 39, including 33 to account for clean / low sales