Sale 1:

https://backpack.tf/profiles/76561198322571758#!/compare/1551398400/1551830400

https://backpack.tf/profiles/76561198055622215#!/compare/1551744000/1551830400

Bulky.....?

Sale 2:

https://backpack.tf/profiles/76561198055622215#!/compare/1551916800/1552003200

https://backpack.tf/profiles/76561198133053380#!/compare/1551830400/1552003200

Sold for CPS Burglerre + CPS Airdog

https://bot.tf/stats/listings/Y8KW77DM

B/O of 23 keys

Burglerre Mini:

https://backpack.tf/suggestion/5cb00ccad38172377262f0e1

Suggestion for 11 keys

Airdog Mini:

https://backpack.tf/suggestion/5cb00a806780727f570f4303

Suggestion for 10.5 keys

Total is 21.5 keys

Sale 3:

https://backpack.tf/profiles/76561198172224923#!/compare/1548633600/1548720000

https://backpack.tf/profiles/76561198002757046#!/compare/1548633600/1548720000

QS

Sale 4:

https://backpack.tf/profiles/76561198002757046#!/compare/1548633600/1548720000

https://backpack.tf/profiles/76561198262833503#!/compare/1548720000/1548892800

Sold for 17 keys

Sale 5:

https://backpack.tf/profiles/76561198262833503#!/compare/1548892800/1549238400

https://backpack.tf/profiles/76561198176500230#!/compare/1549152000/1549324800

Sold with 2 keys for Steaming Coldsnap

Sale 6:

https://backpack.tf/profiles/76561198176500230#!/compare/1550620800/1550793600

https://backpack.tf/profiles/76561198375430785#!/compare/1550707200/1550793600

Sold for Phos Mullet

Used there

Sale 7:

https://backpack.tf/profiles/76561198375430785#!/compare/1550707200/1550793600

https://backpack.tf/profiles/76561198354543699#!/compare/1550707200/1550793600

Sold with 2 keys for Beams Gridiron

Use there

Sale 8:

https://backpack.tf/profiles/76561198354543699#!/compare/1550793600/1550880000

https://backpack.tf/profiles/76561198094771363#!/compare/1550793600/1550880000

Sold for 19 keys

Sale 9:

https://backpack.tf/profiles/76561198094771363#!/compare/1552694400/1552780800

https://backpack.tf/profiles/76561198173891483#!/compare/1552608000/1552780800

Sold With 6 keys for CTFL Dogger

https://bot.tf/stats/listings/4W09DRN4

B/O of 19 keys

Use there

Sale 10:

https://backpack.tf/profiles/76561198173891483#!/compare/1552780800/1552953600

https://backpack.tf/profiles/76561198838447026#!/compare/1552867200/1552953600

QS to bot

Sale 11:

https://backpack.tf/profiles/76561198838447026#!/compare/1552953600/1553040000

https://backpack.tf/profiles/76561198120137515#!/compare/1552953600/1553040000

Untrace

Sale 12:

https://backpack.tf/profiles/76561198120137515#!/compare/1554854400/1554940800

https://backpack.tf/profiles/76561198192602363#!/compare/1554768000/1554854400

Sold with 1 key in sweets for HG Bonnet

Bonnet Mini:

https://backpack.tf/suggestion/5caf72add3817254270ffe52

Suggestio for 18.5 keys

Total is 17 keys

Sale 13:

https://marketplace.tf/items/30969;5;u62

buy order

$38.65 / $1.78 = 21.71 keys

Total sales @:

17, 17, 19, 21.5, 21.71 keys

Buyers up to 16 keys,

Considering 17 sold quickly,

taking 19 - 22 keys