Resuggestion, thanks to K1ng for the info

Sale 1:

https://backpack.tf/profiles/76561198069758889#!/compare/1565136000/1566086400

https://backpack.tf/profiles/76561198134902030#!/compare/1565049600/1565136000

Untace, ID match on a HFOHA?

Sale 2:

https://backpack.tf/profiles/76561198134902030#!/compare/1565136000/1565222400

https://backpack.tf/profiles/76561198007024516#!/compare/1548892800/1565222400

Sold for Cauldron Puglist

use there

https://bot.tf/stats/listings/M0DOPP3E

B/o of 14 keys

sale 3:

https://backpack.tf/profiles/76561198007024516#!/compare/1565222400/1565308800

https://backpack.tf/profiles/76561198179707937#!/compare/1565222400/1565308800

Sold for Aces Toy

use there

Sale 4:

https://backpack.tf/profiles/76561198855639329#!/compare/1567468800/1567555200

https://backpack.tf/profiles/76561197991111981#!/compare/1567641600/1567728000

SCM

sale 5:

https://backpack.tf/profiles/76561197991111981#!/compare/1568505600/1568592000

https://backpack.tf/profiles/76561198332653119#!/compare/1568419200/1568592000

Untrace

Sale 6:

https://backpack.tf/profiles/76561198332653119#!/compare/1568419200/1568592000

https://backpack.tf/profiles/76561198069813252#!/compare/1568246400/1568592000

Sold with ~4 keys in sweets for KaW Noir(13.5)

Total is 9.5 keys

Sale 7:

https://backpack.tf/profiles/76561198310051697#!/compare/1566000000/1566086400

https://backpack.tf/profiles/76561198197292179#!/compare/1565913600/1566000000

SCM

sale 8:

https://backpack.tf/profiles/76561198855639329#!/compare/1567468800/1567555200

https://backpack.tf/profiles/76561198262727995#!/compare/1567468800/1567555200

can trace some keys

sale 9:

https://backpack.tf/profiles/76561198830669004#!/compare/1566000000/1566086400

https://backpack.tf/profiles/76561198829521976#!/compare/1565049600/1566086400

Untrace

sale 10:

https://backpack.tf/profiles/76561198262727995#!/compare/1567468800/1567555200

https://backpack.tf/profiles/76561198855639329#!/compare/1567468800/1567555200

Sold for itself....?

Sale 11:

https://backpack.tf/profiles/76561198038142758#!/compare/1567900800/1567987200

https://backpack.tf/profiles/76561198026012936#!/compare/1506816000/1567987200

Sold for KaW Scopers

use there

Sale 12:

https://backpack.tf/profiles/76561198026012936#!/compare/1506816000/1567987200

https://backpack.tf/profiles/76561198080556880#!/compare/1567814400/1567987200

Sold for CPS Hermes

Hermes Mini:

https://backpack.tf/suggestion/5dad567767807212231a0c2a

Suggestion for 12.5 keys

sale 13:

https://backpack.tf/profiles/76561198080556880#!/compare/1567987200/1568160000

https://backpack.tf/profiles/76561198335791307#!/compare/1567900800/1567987200

Sold for 9 keys (QS)

Sale 14:

https://marketplace.tf/items/tf2/597;5;u61

$19.99 / $1.82 = 10.98 keys <--- https://backpack.tf/item/2000583059

$21 / $1.81 = 11.60 keys <--- https://backpack.tf/item/7956991534

total sales @:

9, 9.5, 10.98, 11.60, 12.5 keys

buyers up to 8 keys,

K1ng's Part:

Sale 13 went in a few hours. This should be 10-13.