Requested

Sale #1 - Bulk

https://backpack.tf/profiles/76561198254620348#!/compare/1547337600/1547510400

https://backpack.tf/profiles/76561198116139337#!/compare/1547424000/1547510400

Sale #2 - Bulk

https://backpack.tf/profiles/76561198254620348#!/compare/1547856000/1547942400

https://backpack.tf/profiles/76561198280357510#!/compare/1547856000/1547942400

Sale #3 - 15 keys

https://backpack.tf/profiles/76561198280357510#!/compare/1547856000/1547942400

https://backpack.tf/profiles/76561198219572652#!/compare/1547337600/1547942400

Sale #4 - 16 keys - Keys were instantly used to buy the hg blast

https://backpack.tf/profiles/76561198219572652#!/compare/1547942400/1548028800

https://backpack.tf/profiles/76561198184048406#!/compare/1547942400/1548028800

Sale #5 - 1 for 1 with smoking regg

https://backpack.tf/profiles/76561198184048406#!/compare/1548460800/1548547200

https://backpack.tf/profiles/76561198799335746#!/compare/1548460800/1548547200

Reg Micro

sale1 - 16 keys https://backpack.tf/profiles/76561198349886701#!/compare/1552608000/1552694400

seller at 16 for 8 days - https://imgur.com/a/MM9dNyV

Safe to say the reg is good at 16

Taking 16 keys

Sale #6 - Sold with 2 keys for an Ausi SMG + KaW Elfin

https://backpack.tf/profiles/76561198799335746#!/compare/1548720000/1548892800

https://backpack.tf/profiles/76561198802184359#!/compare/1548720000/1548979200

Taking 5.88 + 10.5 - 2 = 14.38 keys, rounded to 14

Elfin Micro - 10 keys + 25 ref in mixed sweets

https://backpack.tf/profiles/76561198280357510#!/compare/1549065600/1549152000

Taking 10.5 keys

Sale #7 - Steaming Hedge + Stormy Knot (micro on the hedge is high but overall will not change the range)

https://backpack.tf/profiles/76561198802184359#!/compare/1549152000/1549238400

https://backpack.tf/profiles/76561198080203900#!/compare/1549152000/1549238400

Taking 9.9 + 8.5 = 18.4, rounded to 18

Knot Micro - https://marketplace.tf/items/358;5;u29

10.05 / 1.75 = 5.7

14.6 / 1.81 = 8

11.99 / 1.78 = 6.7

15.79 / 1.79 = 8.8

8 - 9

Hedge Micro - https://marketplace.tf/items/30978;5;u36 (sale is obv high but overall will fit in the range)

17.79 / 1.8 = 9.9 keys

Sale #8 - Sold with a Spec Ks Degreaser + Tod Ticker + Festive Wrangler For A Subatomic Translator

https://backpack.tf/profiles/76561198080203900#!/compare/1549584000/1549670400

https://backpack.tf/profiles/76561198259986634#!/compare/1549584000/1549670400

Taking 17.5 - 1 - 0.51 - 0.25 = 15.75, rounded to 16

Sale #9 - 18 keys

https://backpack.tf/profiles/76561198259986634#!/compare/1549756800/1550016000

https://backpack.tf/profiles/76561198228991628#!/compare/1549843200/1550016000

Sale #10 - Untrace / Broker?

https://backpack.tf/profiles/76561198228991628#!/compare/1551312000/1551398400

https://backpack.tf/profiles/76561198132182386#!/compare/1551139200/1551398400

Sale #11 - Sold with 1 key for a Rotton Orange Footprints Bandana

https://backpack.tf/profiles/76561198132182386#!/compare/1552780800/1552953600

https://backpack.tf/profiles/76561198282372085#!/compare/1552694400/1552953600

Sales From Lowest To Highest - 14, 15, 16, 16, 16, 18

Taking 16 - 18

Excluding / Reason

14 keys, below buyers

15 keys, at buyers

sale #7, using as only support