Sale 1:

https://backpack.tf/profiles/76561198986747837#!/compare/1592092800/1592179200

https://backpack.tf/profiles/76561198325560030#!/compare/1591920000/1592092800

https://backpack.tf/profiles/76561198055339823#!/compare/1592006400/1592092800

https://backpack.tf/profiles/76561198058799344#!/compare/1591920000/1592179200

https://backpack.tf/profiles/76561198321700083#!/compare/1591833600/1592179200

Untrace / bulk

sale 2:

https://backpack.tf/profiles/76561198321700083#!/compare/1591833600/1592179200

https://backpack.tf/profiles/76561198126312240#!/compare/1592006400/1592179200

Sold for 8 keys

sale 3:

https://backpack.tf/profiles/76561198126312240#!/compare/1592179200/1592352000

https://backpack.tf/profiles/76561198202077713#!/compare/1592265600/1592352000

Sold for 72 Battin + 2 keys

low.

sale 4:

https://backpack.tf/profiles/76561198337734785#!/compare/1589068800/1589155200

https://backpack.tf/profiles/76561198026526425#!/compare/1589068800/1589155200

https://backpack.tf/profiles/76561198037674114#!/compare/1587254400/1589932800

https://backpack.tf/profiles/76561198850274253#!/compare/1590192000/1590278400

Untrace / QS / Bulk

sale 5:

https://backpack.tf/profiles/76561198850274253#!/compare/1590796800/1590883200

https://backpack.tf/profiles/76561198305494036#!/compare/1590883200/1590969600

Untrace / QS

sale 6:

https://backpack.tf/profiles/76561197992953927#!/compare/1588896000/1589241600

https://backpack.tf/profiles/76561198123412545#!/compare/1591228800/1591488000

Untace

sale 7:

https://backpack.tf/profiles/76561198341171690#t8837028602

https://backpack.tf/profiles/76561198191000439#!/compare/1590537600/1591833600

Sold for ~9 keys

sale 8:

https://backpack.tf/profiles/76561198304302520#!/compare/1590624000/1590710400

https://backpack.tf/profiles/76561198437945515#!/compare/1590710400/1591142400

https://backpack.tf/profiles/76561198850274253#!/compare/1590710400/1591142400

keys / untrace / QS

sale 9:

https://backpack.tf/profiles/76561198850274253#!/compare/1591142400/1591228800

https://backpack.tf/profiles/76561197972414249#!/compare/1587945600/1591315200

https://backpack.tf/profiles/76561197972414249#!/compare/1591315200/1592179200

https://backpack.tf/profiles/76561198337734785#!/compare/1591228800/1591315200

untrace / QS

sale 10:

https://backpack.tf/profiles/76561198337734785#!/compare/1592006400/1592092800

https://backpack.tf/profiles/76561198287998341#!/compare/1592006400/1592092800

Keys, at least 6.

sale 11:

https://backpack.tf/profiles/76561198100484031#!/compare/1592092800/1592179200

https://backpack.tf/profiles/76561198226855288#!/compare/1585699200/1592956800

Untrace

sale 12:

https://backpack.tf/profiles/76561198226855288#!/compare/1592956800/1596326400

https://backpack.tf/profiles/76561198072208092#!/compare/1592438400/1593043200

https://backpack.tf/profiles/76561199005154104#!/compare/1592956800/1593043200

https://backpack.tf/profiles/76561198337734785#!/compare/1592956800/1593216000

Untrace / QS

sale 13:

https://backpack.tf/profiles/76561198820528163#!/compare/1586217600/1588550400

https://backpack.tf/profiles/76561199014180843#!/compare/1590019200/1590019200

https://backpack.tf/profiles/76561198091056403#!/compare/1591228800/1591660800

Untrace

sale 14:

https://backpack.tf/profiles/76561198091056403#!/compare/1592870400/1596326400

https://backpack.tf/profiles/76561198157274202#!/compare/1592784000/1592870400

https://backpack.tf/profiles/76561198355796365#!/compare/1592784000/1592870400

Untrace / QS / Bulk

sale 15:

https://backpack.tf/profiles/76561198129437894#!/compare/1592438400/1594080000

https://backpack.tf/profiles/76561198026973706#!/compare/1592352000/1592438400

Untrace

sale 16:

https://backpack.tf/profiles/76561198026973706#!/compare/1592352000/1592438400

https://backpack.tf/profiles/76561198376072450#!/compare/1592438400/1592524800

Sold for TW Attendant(11.5)

sale 17:

https://backpack.tf/profiles/76561198376072450#!/compare/1592438400/1592524800

https://backpack.tf/profiles/76561198259963310#!/compare/1592352000/1592438400

Sold with 3 keys for Blizzardy Bottle

use there

sale 18:

https://backpack.tf/profiles/76561198259963310#!/compare/1592438400/1592524800

https://backpack.tf/profiles/76561198452460180#!/compare/1592352000/1592438400

Sold for 8 keys

sale 19:

https://backpack.tf/profiles/76561198452460180#!/compare/1592438400/1592524800

https://backpack.tf/profiles/76561197972349641#!/compare/1592438400/1592524800

Sold for spell + ~3 keys in sweets

Sale 20:

https://marketplace.tf/items/tf2/30984;5;u18

$21 / $1.90 = 11.05 keys

$16.6 / $1.87 = 8.88 keys

$19.1 / $1.99 = 9.60 keys

$20 / $2.00 = 10.00 keys <---- https://backpack.tf/item/6776628353 | https://bot.tf/stats/listings/Y80KGQ5D B/O of 11 keys

$18.50 / $2.00 = 9.25 keys

$21.99 / $1.99 = 11.05 keys <-- https://backpack.tf/item/8029530224

$20.00 / $1.99 = 10.05 keys

$20.99 / $1.98 = 10.60 keys

https://backpack.tf/item/7107091111 <-- one of the MPTf sales, can't prove which one.

Sale 28:

https://backpack.tf/profiles/76561198985910282#!/compare/1589148000/1589234400

https://backpack.tf/profiles/76561198026526425#!/compare/1589068800/1589155200

https://backpack.tf/profiles/76561198133868529#!/compare/1588896000/1589932800

Untrace / bulk

sale 29:

https://backpack.tf/profiles/76561198133868529#!/compare/1589932800/1590192000

https://backpack.tf/profiles/76561198273988414#!/compare/1589846400/1589932800

https://backpack.tf/profiles/76561198030058573#!/compare/1591488000/1591574400

https://backpack.tf/profiles/76561198349986297#!/compare/1591833600/1592006400

untrace / Bulk

sale 21:

https://backpack.tf/profiles/76561198349986297#!/compare/1592006400/1592092800

https://backpack.tf/profiles/76561198851597200#!/compare/1592006400/1592092800

https://backpack.tf/profiles/76561198080179568#!/compare/1592006400/1592092800

Untrace / QS

Total sales @:

8, 8, 9, 9, 9.5, 9.5, 10, 10, 11, 11, 11, 12 keys

buyers up to ~7.97 keys,

seller for ~8.5 keys, unsold for at least a day,

seller for ~9.5 keys for 2 days,

seller for 12 keys has been unsold for a very long time for other prces:

https://bot.tf/stats/listings/4JGXPL27

https://bot.tf/stats/listings/Y80KGQ5D

unsold for months at 10 keys,

calling 11 high,

8 low,

taking 9 - 10 keys.