Sale 1:

https://backpack.tf/profiles/76561198255799196#!/compare/1548460800/1548547200

https://backpack.tf/profiles/76561198057671085#!/compare/1548374400/1548460800

Sold for ~18 keys (Thx Parte)

Sale 2:

https://backpack.tf/profiles/76561198057671085#!/compare/1548892800/1548979200

https://backpack.tf/profiles/76561198176500230#!/compare/1548892800/1548979200

Sold for 20 keys

Sale 3:

https://backpack.tf/profiles/76561198176500230#!/compare/1549152000/1549324800

https://backpack.tf/profiles/76561198262833503#!/compare/1548892800/1549238400

Sold for DBD Brass + 2 keys

https://bot.tf/stats/listings/4WN1NEZ4

B/O of 21 keys

Brass Mini:

https://backpack.tf/suggestion/5cb010b4d381723a5c4a2fe0

Suggestion for 20.5 keys

Caps at 21 keys.

Sale 4:

https://backpack.tf/profiles/76561198262833503#!/compare/1549670400/1550448000

https://backpack.tf/profiles/76561198071920700#!/compare/1549584000/1549670400

Sold for 20 keys

Sale 5:

https://backpack.tf/profiles/76561198071920700#!/compare/1551052800/1551225600

https://backpack.tf/profiles/76561198198896481#!/compare/1551139200/1551225600

Bulky

Sale 6:

https://backpack.tf/profiles/76561198198896481#!/compare/1551225600/1551312000

https://backpack.tf/profiles/76561198345578899#!/compare/1551312000/1551398400

Sold with ~5 keys in sweets for Bubbling KE(29)

Total is 24 keys

https://bot.tf/stats/listings/MX8DLWD4

B/O of 21 keys

Sale 7:

https://backpack.tf/profiles/76561198112281935#!/compare/1548115200/1548201600

https://backpack.tf/profiles/76561198038833126#!/compare/1548115200/1548201600

Sold for Tesla Cranial + 4 keys

buyers and unsolds of Cranial make it 17 no matter what, taking 17.

Total is 21 keys

Sale 8:

https://backpack.tf/profiles/76561198038833126#!/compare/1548633600/1548806400

https://backpack.tf/profiles/76561198158206236#!/compare/1548720000/1548806400

Sold with 4 keys for N&B Stash

https://bot.tf/stats/listings/ML67KGOY

B/O of 21 keys

Use there

Sale 9:

https://backpack.tf/profiles/76561198158206236#!/compare/1551830400/1551916800

https://backpack.tf/profiles/76561198048748832#!/compare/1551744000/1551916800

Sold for Vivid Halogen + 3 keys

https://bot.tf/stats/listings/4PW193ZY

B/O of 25 keys

Use there

Sale 10:

https://backpack.tf/profiles/76561198048748832#!/compare/1551916800/1553126400

https://backpack.tf/profiles/76561198051430158#!/compare/1553040000/1553126400

Low.

Sale 11:

https://backpack.tf/profiles/76561198051430158#!/compare/1553126400/1553212800

https://backpack.tf/profiles/76561198427292637#!/compare/1553126400/1553212800

Untrace

Sale 12:

https://marketplace.tf/items/30542;5;u36

$40.00 / $1.8 = 22.22 keys

Total sales @:

18, 20, 21, 21, 21, 22.22 keys

Buyers up to 20 keys,

Taking 21 - 22 keys