Sale 1:

https://backpack.tf/profiles/76561198009309781#!/compare/1587168000/1587254400

https://backpack.tf/profiles/76561198043936328#!/compare/1587081600/1587168000

https://backpack.tf/profiles/76561198094225806#!/compare/1587513600/1587686400

Untrace

sale 2:

https://backpack.tf/profiles/76561198044425376#!/compare/1585267200/1585353600

https://backpack.tf/profiles/76561198115556074#!/compare/1585180800/1585267200

Sold for Hot D&M Mor FT

use there, only sale

Sale 3:

https://backpack.tf/profiles/76561198115556074#!/compare/1585180800/1585267200

https://backpack.tf/profiles/76561198125499317#!/compare/1585094400/1585699200

sold for Strange Haunted Ghosts Scattergun (Factory New) + Spell

Scatter has no good mini:

https://pastebin.com/vPmQ2xCR

Sale 4:

https://backpack.tf/profiles/76561198070735162#!/compare/1581292800/1581638400

https://backpack.tf/profiles/76561198002757046#!/compare/1582156800/1582243200

QS

sale 5:

https://backpack.tf/profiles/76561198002757046#!/compare/1582243200/1582329600

https://backpack.tf/profiles/76561198131081286#!/compare/1582243200/1582329600

Sold for 8 keys

Sale 6:

https://backpack.tf/profiles/76561198131081286#!/compare/1582329600/1582416000

https://backpack.tf/profiles/76561198929043238#!/compare/1582329600/1582416000

Sold with 4 keys for Smoking Warmer

use there

https://bot.tf/stats/listings/4W67OV2Z

B/O of 13 keys

sale 7:

https://backpack.tf/profiles/76561198929043238#!/compare/1582329600/1582416000

https://backpack.tf/profiles/76561198199465911#!/compare/1582329600/1582416000

Sold with ~0.49 keys in sweets for 7 keys

Total is ~6.5 keys

Sale 8:

https://marketplace.tf/items/tf2/30866;5;u56

$21.99 / $1.78 = 12.35 keys

$21.99 / $1.78 = 12.35 keys <--- https://backpack.tf/item/8479649664

$13.23 / $1.79 = 7.39 keys

$22.99 / $1.77 = 12.99 keys

Total sales @:

6.5, 7.5, 8, 12, 12, 13 keys

buyers up to 7 keys,

unsold at 13 for 2 months,

calling 6.5 low,

13 high to balance,

taking 8 - 12 keys