Sale 1:

https://backpack.tf/profiles/76561198094425158#!/compare/1571356800/1587686400

https://backpack.tf/profiles/76561198305494036#!/compare/1587686400/1587772800

Untrace

sale 2:

https://backpack.tf/profiles/76561198305494036#!/compare/1587686400/1587772800

https://backpack.tf/profiles/76561198980982275#!/compare/1587686400/1587859200

Sold for 17 keys

sale 3:

https://backpack.tf/profiles/76561198355089825#!/compare/1582761600/1582848000

https://backpack.tf/profiles/76561198132111326#!/compare/1582848000/1582934400

https://backpack.tf/profiles/76561198295486957#!/compare/1582502400/1582848000

Untrace

sale 4:

https://backpack.tf/profiles/76561198838447026#!/compare/1583280000/1583366400

https://backpack.tf/profiles/76561198974289370#!/compare/1583280000/1583366400

Bulk

sale 5:

https://backpack.tf/profiles/76561198974289370#!/compare/1583366400/1583452800

https://backpack.tf/profiles/76561197994697258#!/compare/1583366400/1583452800

Bulk

sale 6:

https://backpack.tf/profiles/76561198928421771#!/compare/1584489600/1584576000

https://backpack.tf/profiles/76561198174264905#!/compare/1584489600/1585526400

Sold for 29 keys????

sale 7:

https://backpack.tf/profiles/76561198129800418#!/compare/1583280000/1583366400

https://backpack.tf/profiles/76561198305494036#!/compare/1583280000/1583366400

QS for 14 keys

sale 8:

https://backpack.tf/profiles/76561198305494036#!/compare/1583280000/1583366400

https://backpack.tf/profiles/76561198113084770#!/compare/1583366400/1583625600

Sold for 15 keys

sale 9:

https://backpack.tf/profiles/76561198113084770#!/compare/1583366400/1583625600

https://backpack.tf/profiles/76561198850274253#!/compare/1583539200/1583625600

QS on same day as Sale 8

Sale 10:

https://backpack.tf/profiles/76561198850274253#!/compare/1584489600/1584576000

https://backpack.tf/profiles/76561197994697258#!/compare/1584489600/1584576000

Sold for ~16 keys

sale 11:

https://backpack.tf/profiles/76561198305494036#!/compare/1580256000/1580342400

https://backpack.tf/profiles/76561198356878131#!/compare/1580256000/1580342400

Sold for 15 keys

sale 12:

https://backpack.tf/profiles/76561198356878131#!/compare/1580774400/1580860800

https://backpack.tf/profiles/76561198858494013#!/compare/1580860800/1581033600

Sold for Ch Trans

use there

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

B/O of 18 keys

sale 13:

https://backpack.tf/profiles/76561198858494013#!/compare/1582934400/1583020800

https://backpack.tf/profiles/76561199015174726#!/compare/1582848000/1582934400

Untrace

sale 14:

https://backpack.tf/profiles/76561199015174726#!/compare/1582934400/1583020800

https://backpack.tf/profiles/76561198796395930#!/compare/1582934400/1583020800

Sold for Stormy Stahl + 2 keys

use there

https://bot.tf/stats/listings/MQ9OLRK0

B/O of 19 keys

sale 15:

https://backpack.tf/profiles/76561198796395930#!/compare/1583020800/1583107200

https://backpack.tf/profiles/76561199015360978#!/compare/1583020800/1583107200

Sold for 15 keys (used to Buy Elfin)

Sale 16:

https://backpack.tf/profiles/76561199015360978#!/compare/1583020800/1583107200

https://backpack.tf/profiles/76561198151085180#!/compare/1583020800/1583107200

Sold for TW Ketche + 8 keys

Ketche Mini:

https://backpack.tf/suggestion/5ea5f666be7749555e12b31d

Suggestion for 7.25 keys

Total is 15.25 keys

sale 17:

https://backpack.tf/profiles/76561198151085180#!/compare/1583107200/1583193600

https://backpack.tf/profiles/76561198133820283#!/compare/1583107200/1583193600

Sold for Blizzardy Chief + ~4 keys

use there

https://bot.tf/stats/listings/4ZK850RJ

B/O of 20 keys

Sale 18:

https://backpack.tf/profiles/76561198133820283#!/compare/1583107200/1583193600

https://backpack.tf/profiles/76561198241009356#!/compare/1583193600/1583280000

Sold for Smoking Rotation + negligible sweets

Rotation Mini:

https://backpack.tf/suggestion/5ea63dc3bff6b707d5590609

Suggestion for 21.5 keys

Sale 19:

https://backpack.tf/profiles/76561198241009356#!/compare/1583280000/1583539200

https://backpack.tf/profiles/76561198337734785#!/compare/1583280000/1583452800

QS

Sale 20:

https://backpack.tf/profiles/76561198337734785#!/compare/1584057600/1584144000

https://backpack.tf/profiles/76561197994697258#!/compare/1584057600/1584144000

Untrace

sale 21:

https://marketplace.tf/items/tf2/30827;5;u10

$32.21 / $1.76 = 18.30 keys

$32.21 / $1.76 = 18.30 keys

$31.49 / $1.72 = 18.31 keys <--- https://backpack.tf/item/7963517718

$33.99 / $1.68 = 20.23 keys <--- https://backpack.tf/item/5578964860 | https://bot.tf/stats/listings/Y5ZOVDP3 B/O of 22 keys

$33.99 / $1.79 = 18.99 keys

Total sales @:

15, 15, 15, 15, 16, 17, 18, 18, 18, 19, 20, 21.5, 29 keys

buyers up to 16 keys,

seller at 18 keys, 22 keys,

calling 21.5 high,

considering lower sales,

taking 16 - 20 keys.