Sale 1:

https://backpack.tf/profiles/76561198043936328#!/compare/1592784000/1592870400

https://backpack.tf/profiles/76561198297897008#!/compare/1592956800/1593388800

Untrace

sale 2:

https://backpack.tf/profiles/76561198297897008#!/compare/1593648000/1593820800

https://backpack.tf/profiles/76561198413058872#!/compare/1594080000/1594166400

https://backpack.tf/profiles/76561198252009972#!/compare/1594080000/1594166400

Untrace / use there / Bulk

sale 3:

https://backpack.tf/profiles/76561198252009972#!/compare/1594166400/1594339200

https://backpack.tf/profiles/76561198153874080#!/compare/1594252800/1594339200

Sold with Blizzardy Fat Man for CTFL Modest

use there

Sale 4:

https://backpack.tf/profiles/76561198153874080#!/compare/1594512000/1594598400

https://backpack.tf/profiles/76561198413058872#!/compare/1594512000/1594598400

Bulk / untrace

Sale 5:

https://backpack.tf/profiles/76561198413058872#!/compare/1594598400/1594684800

https://backpack.tf/profiles/76561198244962432#!/compare/1594684800/1594857600

Untrace / bulk

sale 6:

https://backpack.tf/profiles/76561198305494036#!/compare/1591833600/1591920000

https://backpack.tf/profiles/76561198063872254#!/compare/1591920000/1592006400

https://bot.tf/stats/item?def=137&q=5&ef=Miami%20Nights&craft=1&aus=0&ks=0

Keys, likely sold for ~15 keys, cannot trace anything accurately....

Sale 7:

https://marketplace.tf/items/tf2/137;5;u61

$29 / $1.81 = 16.02 keys

$20.86 / $1.99 = 10.48 keys

$33.99 / $1.99 = 17.08 keys

Sale 10:

https://backpack.tf/profiles/76561198199847073#!/compare/1589241600/1589328000

https://backpack.tf/profiles/76561198203387784#!/compare/1589328000/1589414400

Sold for 15 keys

sale 11:

https://backpack.tf/profiles/76561198203387784#!/compare/1589328000/1589414400

https://backpack.tf/profiles/76561198049527404#!/compare/1589328000/1589414400

Untrace

sale 12:

https://backpack.tf/profiles/76561198049527404#!/compare/1589328000/1589414400

https://backpack.tf/profiles/76561198140083209#!/compare/1589241600/1589414400

Sold for something involving 3 keys + Bat Hat

Sale 13:

https://backpack.tf/profiles/76561198140083209#!/compare/1589241600/1589414400

https://backpack.tf/profiles/76561198087448314#!/compare/1589328000/1589414400

Sold for ~15 keys in sweets

sale 14:

https://backpack.tf/profiles/76561198087448314#!/compare/1589414400/1589500800

https://backpack.tf/profiles/76561198244962432#!/compare/1589500800/1589587200

Untrace

sale 15:

https://backpack.tf/profiles/76561198244962432#!/compare/1589500800/1589587200

https://backpack.tf/profiles/76561198203885895#!/compare/1589500800/1589587200

Sold for Blizzardy Sky High(8.25) + ~11 keys in sweets

Total is ~19 keys

sale 16:

https://backpack.tf/profiles/76561198203885895#!/compare/1589587200/1589846400

https://backpack.tf/profiles/76561197995983788#!/compare/1589760000/1589846400

Sold for Valiant Mann O' War

use there

Sale 17:

https://backpack.tf/profiles/76561197995983788#!/compare/1589846400/1589932800

https://backpack.tf/profiles/76561198225818864#!/compare/1590192000/1590278400

Untrace

Sale 18:

https://backpack.tf/profiles/76561198225818864#!/compare/1590192000/1590278400

https://backpack.tf/profiles/76561198337734785#!/compare/1590451200/1590537600

QS

sale 19:

https://backpack.tf/profiles/76561198337734785#!/compare/1592697600/1592784000

https://backpack.tf/profiles/76561198141290632#!/compare/1581120000/1592956800

Untrace

Sale 20:

https://backpack.tf/profiles/76561198141290632#!/compare/1581120000/1592956800

https://backpack.tf/profiles/76561198131081286#!/compare/1592956800/1593043200

Sold for Blizzardy Noble(17.5)

https://bot.tf/stats/listings/4WXKZPE0

B/O of 18 keys

Sale 21:

https://backpack.tf/profiles/76561198131081286#!/compare/1593043200/1593216000

https://backpack.tf/profiles/76561198186042099#!/compare/1593129600/1593388800

Sold for 15 keys

sale 22:

https://backpack.tf/profiles/76561198186042099#!/compare/1593388800/1593475200

https://backpack.tf/profiles/76561198141054773#!/compare/1593388800/1593475200

Sold for Aussie Black Box (~12)

Sale 23:

https://backpack.tf/profiles/76561198081042493#!/compare/1594684800/1595548800

https://backpack.tf/profiles/76561198080179568#!/compare/1595376000/1595548800

QS

Total sales @:

10, 12, 15, 15, 15, 16, 17, 18, 19 keys

https://i.imgur.com/74QRB2k.jpg

https://i.imgur.com/YH1w4Tc.jpg

buyers up to ~13, 14 keys,

2 sellers currently for ~16 keys,

2 week unsold recently sold (untraceable sale) for 16 keys,

consider that 19 resold for lower (War has unsold for 15 for 2 months),

18 resold for lower, then resold for lower again,

calling 12 low,

18 high,

taking 15 - 17 keys.