Sale 1:

https://backpack.tf/profiles/76561198439721982#!/compare/1569628800/1569369600

https://backpack.tf/profiles/76561198393540462#!/compare/1567641600/1569628800

Untrace

sale 2:

https://backpack.tf/profiles/76561198253483866#!/compare/1571097600/1571184000

https://backpack.tf/profiles/76561198149768750#!/compare/1571184000/1571616000

sold for ~10 keys in sweets

Sale 3:

https://backpack.tf/profiles/76561198149768750#!/compare/1571616000/1573516800

https://backpack.tf/profiles/76561198196410274#!/compare/1571529600/1571616000

Can trace some sweets

Sale 4:

https://backpack.tf/profiles/76561198196410274#!/compare/1571616000/1571702400

https://backpack.tf/profiles/76561198091148250#!/compare/1570320000/1571702400

Sold for TW Counterfeit + 4 keys

use there

Sale 5:

https://backpack.tf/profiles/76561198091148250#!/compare/1571788800/1571875200

https://backpack.tf/profiles/76561198160691752#!/compare/1571788800/1571875200

Sold for 8 keys

Sale 9:

https://backpack.tf/profiles/76561198160691752#!/compare/1571788800/1571875200

https://backpack.tf/profiles/76561198048332541#!/compare/1571788800/1571875200

Sold for 8 keys

Sale 10:

https://backpack.tf/profiles/76561198048332541#!/compare/1571875200/1572134400

https://backpack.tf/profiles/76561198069164158#!/compare/1571788800/1572134400

untrace

Sale 11:

https://backpack.tf/profiles/76561198378872764#!/compare/1566691200/1567123200

https://backpack.tf/profiles/76561198149081920#!/compare/1566604800/1566691200

Sold for DBD Topi

Topi Mini:

https://backpack.tf/suggestion/5dcb060bd3817276625e84af

Suggestion for 7.25 keys

https://bot.tf/stats/listings/YDLDE22X

B/O of 11 keys

Sale 12:

https://backpack.tf/profiles/76561197997331749#!/compare/1569024000/1569110400

https://backpack.tf/profiles/76561198973894950#!/compare/1568937600/1569024000

https://backpack.tf/profiles/76561198799983169#!/compare/1569024000/1569110400

https://backpack.tf/profiles/76561198962212543#!/compare/1569110400/1569196800

Untrace

sale 13:

https://marketplace.tf/items/tf2/626;5;u35

$23.54 / $1.82 = 12.93 keys <--- https://backpack.tf/item/624786884

$21 / $1.82 = 11.54 keys

Total sales @:

7.25, 8, 8, 10, 11.54, 12.93 keys

buyers up to 7 keys,

seller for 11 keys, unsold for around a week.

calling 7.25 low,

13 high,

taking 8 - 12 keys