Sale 1:

https://backpack.tf/profiles/76561198132845599#!/compare/1564790400/1568332800

https://backpack.tf/profiles/76561198192602363#!/compare/1565049600/1565136000

SCM

Sale 2:

https://backpack.tf/profiles/76561198403293764#!/compare/1565913600/1566000000

https://backpack.tf/profiles/76561198081028389#!/compare/1565913600/1566000000

Untrace

Sale 3:

https://backpack.tf/profiles/76561198079821428#!/compare/1565827200/1566172800

https://backpack.tf/profiles/76561198335791307#!/compare/1566086400/1566172800

Sold for ~18 keys

Sale 4:

https://backpack.tf/profiles/76561198194519291#!/compare/1560902400/1561161600

https://backpack.tf/profiles/76561198202168173#!/compare/1560902400/1561161600

Untrace

Sale 5:

https://backpack.tf/profiles/76561198202168173#!/compare/1561161600/1561248000

https://backpack.tf/profiles/76561198058569038#!/compare/1561161600/1561248000

Sold for Spooky Trot (14.5) + ~10 keys in sweets

Total is 24.5 keys

https://bot.tf/stats/listings/MNED81QM

B/O of 22 keys, capping

Sale 6:

https://backpack.tf/profiles/76561198058569038#!/compare/1561248000/1561334400

https://backpack.tf/profiles/76561198205566141#!/compare/1561248000/1561334400

Sold for 21 keys

Sale 7:

https://backpack.tf/profiles/76561198205566141#!/compare/1561334400/1561420800

https://backpack.tf/profiles/76561198131081286#!/compare/1561334400/1561420800

Sold for Blizzardy Grimm Hatte(20)

https://bot.tf/stats/listings/Y85G95XY

B/O of 25 keys

Sale 8:

https://backpack.tf/profiles/76561198131081286#!/compare/1561593600/1561680000

https://backpack.tf/profiles/76561198302451811#!/compare/1561593600/1561680000

Sold for Pe Cannonball(40)

https://bot.tf/stats/listings/Y9EPVRDY

B/O of 25 keys, capping

Sale 9:

https://backpack.tf/profiles/76561198302451811#!/compare/1561593600/1561680000

https://backpack.tf/profiles/76561198143819507#!/compare/1561593600/1561680000

Sold for 19 Keys

Sale 10:

https://backpack.tf/profiles/76561198143819507#!/compare/1561680000/1561766400

https://backpack.tf/profiles/76561198213234076#!/compare/1561680000/1561766400

Sold for C9 Brim Full + 5 keys

Brim Mini:

https://backpack.tf/suggestion/5d6c34fe6780724a9835b0c4

Suggestion for 10.5 keys

Total is 15.5 keys

Sale 11:

https://backpack.tf/profiles/76561198213234076#!/compare/1561766400/1561852800

https://backpack.tf/profiles/76561198087763379#!/compare/1561766400/1561852800

Sold for 19 keys

Sale 12:

https://backpack.tf/profiles/76561198087763379#!/compare/1561766400/1561852800

https://backpack.tf/profiles/76561198116182688#!/compare/1561766400/1561852800

Untrace

Sale 13:

https://backpack.tf/profiles/76561198116182688#!/compare/1562025600/1562112000

https://backpack.tf/profiles/76561198043477905#!/compare/1561507200/1562112000

Bulk

Sale 14:

https://backpack.tf/profiles/76561198204884524#!/compare/1563321600/1563408000

https://backpack.tf/profiles/76561198038609793#!/compare/1563321600/1563408000

Sold for Ch Wear + Slumber SoBP

https://bot.tf/stats/listings/4W6P1L6N

B/O of 25 keys, buy order at 14, and 8, gonna say it would cap easily.

Sale 15:

https://backpack.tf/profiles/76561198038609793#!/compare/1563408000/1563494400

https://backpack.tf/profiles/76561198065400580#!/compare/1563408000/1563494400

Bulk

Sale 16:

https://backpack.tf/profiles/76561198065400580#!/compare/1563494400/1563580800

https://backpack.tf/profiles/76561198168846822#!/compare/1563494400/1563580800

Sold for Stormy Aviator

use there

https://bot.tf/stats/listings/4OVOL5OW

B/O of 26 keys

Sale 17:

https://backpack.tf/profiles/76561198168846822#!/compare/1563580800/1563667200

https://backpack.tf/profiles/76561198004952793#!/compare/1563580800/1563667200

Used there

Sale 18:

https://backpack.tf/profiles/76561198320774949#!/compare/1567987200/1568073600

https://backpack.tf/profiles/76561198151035703#!/compare/1568073600/1568246400

Sold for ~13 keys

Sale 19, 20, 21:

https://marketplace.tf/items/tf2/644;5;u56

$50 / $1.84 = 27.17 keys

$50 / $1.84 = 27.17 keys

$29 / $1.82 = 15.93 keys

Total sales @:

13, 15, 16, 18, 19, 19, 20, 21, 22, 25, 25, 27, 27 keys

15 and 16 unsolds both poorly bumped,

gonna take 15 - 25 keys, take most sales into account.