Resuggesting here as well. Thanks to blaze for the input.

SALE 1

Sold for 125 keys

https://backpack.tf/profiles/76561198140380043#!/compare/1563235200/1563321600

SALE 2

Sold for 50 keys

https://backpack.tf/profiles/76561198875821926#!/compare/1564099200/1564185600

Ripped off, low.

SALE 3

Bulk for nebula corona australis

https://backpack.tf/profiles/76561198060828964#!/compare/1564531200/1564617600

https://backpack.tf/profiles/76561198050745352#!/compare/1564531200/1564617600

SALE 4

Unknown

https://backpack.tf/profiles/76561198058919520#!/compare/1562025600/1562112000

https://backpack.tf/profiles/76561198138340148#!/compare/1562025600/1562112000

SALE 5

Sold for 130 keys?

https://backpack.tf/profiles/76561198089253101#!/compare/1562716800/1562889600

https://backpack.tf/profiles/76561198074655901#!/compare/1562544000/1562803200

Histories in first compare link dont match, but second matches.

SALE 6

Sold for 135 keys

https://backpack.tf/profiles/76561198074655901#!/compare/1563148800/1563235200

https://backpack.tf/profiles/76561198017218011#!/compare/1563235200/1563321600

This makes sale 5 accurate, bought for 130 and resold for 135.

SALE 7

Sold for scorching authority + 25 keys

https://backpack.tf/profiles/76561198114402400#!/compare/1563408000/1563494400

https://backpack.tf/profiles/76561198113084770#!/compare/1563408000/1563494400

Authority is outdated @ 4 months, going to use it there as it has fewer sales.

SALE 8

Sold for 124 keys

https://backpack.tf/profiles/76561198370509151#!/compare/1563321600/1563753600

https://backpack.tf/profiles/76561198113084770#!/compare/1563494400/1563580800

Makes sense, keys swapped out too quick and so they weren't registered from the buyers bp.

SALE 9

Unknown bulk deal

https://backpack.tf/profiles/76561198841314980#!/compare/1561161600/1561248000

https://backpack.tf/profiles/76561198073522694#!/compare/1561075200/1561248000

SALE 10

Unknown

https://backpack.tf/profiles/76561198073522694#!/compare/1561248000/1561334400

https://backpack.tf/profiles/76561198131406108#!/compare/1561420800/1562025600

SALE 11

Not sure

https://backpack.tf/profiles/76561198841314980#!/compare/1560297600/1560384000

SALE 12

Sold with strange festivized professional ks australium black box + 5 keys for collectors gold digger

https://backpack.tf/profiles/76561198257905663#!/compare/1559606400/1559692800

https://backpack.tf/profiles/76561198142244035#!/compare/1559520000/1559692800

Going to use this here as gold digger is outdated @ 1 year, and fewer sales on it.

SALE 13

Sold for 75 keys + taunt: panzer pants

https://backpack.tf/profiles/76561198073438708#!/compare/1561334400/1561420800

https://backpack.tf/profiles/76561198129310093#!/compare/1561334400/1561420800

75 + 1.1 = 76.1 rounding to 76 keys

SALE 15

Sold with max head for beams hallmark + hearts tossle + strange professional ks australium wrench

https://backpack.tf/profiles/76561198211416633#!/compare/1560556800/1560643200

https://backpack.tf/profiles/76561197963348220#!/compare/1560556800/1560643200

Hallmark is indate, tossle is indate.

74 + 43 + 32 = 149 -21.45 = 127.55 rounding to 130 keys

Mini for the wrench

https://gyazo.com/d2f07af91fad8eccd429baf977369c13

SCM is at 38, but sellers are at 32. Taking 32 keys.

SALE 16

Sold for 133 keys

https://backpack.tf/profiles/76561197993708178#!/compare/1561593600/1561680000

SALE 17

Sold with strange professional ks australium rocket launcher + strange professional ks australium sniper rifle for scorching rotation

https://backpack.tf/profiles/76561198114522039#!/compare/1561939200/1562025600

https://backpack.tf/profiles/76561197978500506#!/compare/1561680000/1562025600

Rotation is outdated @ 6 months, as well as fewer sales, using there.

SALE 18

Sold with strange professional ks australum blutsauger for subatomic sucker slug

https://backpack.tf/profiles/76561197978500506#!/compare/1562198400/1562284800

https://backpack.tf/profiles/76561197964171516#!/compare/1562112000/1562198400

Slug is outdated @ 6 months, as well as fewer sales, should use there.

Looks like it already is being used there.

https://backpack.tf/suggestion/5d28caa9d381726d5a62f602

SALE 19

Sold for burning leadwear + 86 keys

https://backpack.tf/profiles/76561197964171516#!/compare/1562457600/1562544000

https://backpack.tf/profiles/76561198859721638#!/compare/1562371200/1562544000

Leadwear is indate.

40.5 + 86 = 126.5 rounding to 125 keys

SALE 20

Sold for 133 keys

https://backpack.tf/profiles/76561198859721638#!/compare/1563494400/1563580800

SALE 21

Sold for burning gonzilla + burning scopers + cauldron bubbles dragonborn

https://backpack.tf/profiles/76561198114402400#!/compare/1557532800/1557619200

B/o was 140 keys

https://bot.tf/stats/listings/4WOK7P0Y

SALE 22

Sold with midnight whirlwind taunt: the russian arms race for tesla class crown

https://backpack.tf/profiles/76561198129197811#!/compare/1556755200/1556841600

https://backpack.tf/profiles/76561198114402400#!/compare/1556755200/1556841600

Taunt is outdated @ 1 year, as well as the crown is outdated @ 6 months, fewer sales there, using to update that.

SALE 23

Sold for burning burning beanie

https://backpack.tf/profiles/76561198064822359#!/compare/1561075200/1561680000

https://backpack.tf/profiles/76561198098330939#!/compare/1561161600/1561593600

Beanie is outdated @ 4 months, fewer sales there, using to update that.

SALE 24

Unknown

https://backpack.tf/profiles/76561198098330939#!/compare/1561593600/1561680000

https://backpack.tf/profiles/76561198066161353#!/compare/1561593600/1561680000

What is matching, would be far too low here.

SALE 25

Sold for 94 keys + c9 gauzed gaze + screaming tiger taunt: the scooty scoot + hellish infero taunt: spent well spirits + strange bigg mann on campus

https://backpack.tf/profiles/76561198080179568#!/compare/1560988800/1561075200

Everything is outdated, taking quick minis here.

94 + 34 + 6 + 4.22 + 2.6 = 140.82 rounding to 140 keys

B/o was 128

https://bot.tf/stats/listings/4E11VPEY

Mini for gauzed gaze

Sold for 34 keys

https://backpack.tf/profiles/76561198080179568#!/compare/1561593600/1561680000

Buyer for scooty scoot

https://gyazo.com/3fa9f2105edaca54aba2eb98b6c5d40b

6 keys

Buyer for spent well spirits

https://gyazo.com/87ebce6403c40da49a60159c67c61906

4.22 keys

SALE 26

Sold for 114 keys + 1 refined

https://backpack.tf/profiles/76561198100477765#!/compare/1559779200/1560384000

Rounds down to 114 keys

SALE 27

Quicksold for 74 keys

https://backpack.tf/profiles/76561198104146629#!/compare/1557705600/1557792000

SALE 28

Sold for strange c9 brotherhood

https://backpack.tf/profiles/76561198070235268#!/compare/1557446400/1557619200

Cant use here if I wanted to, as I used it over to update the brotherhood.

https://backpack.tf/suggestion/5cf586e1d38172757860b513

SALE 29

Sold for 133 keys

https://backpack.tf/profiles/76561198015834883#!/compare/1561939200/1562025600

SALE 30

Sold for 148 keys

https://backpack.tf/profiles/76561198071674964#!/compare/1561939200/1562025600

SALE 31

Bulk for gbh pyromancers

https://backpack.tf/profiles/76561198082940868#!/compare/1559606400/1559692800

Better used for pyromancers, as it was.

https://backpack.tf/suggestion/5cf846ad67807217ef7cb69f

SALE 32

Quicksold for 82 keys + 10 refined

https://backpack.tf/profiles/76561198160856661#!/compare/1559692800/1559779200

SALE 33

Sold for 133 keys

https://backpack.tf/profiles/76561198448827930#!/compare/1561334400/1561420800

SALE 34

Sold for 125 keys

https://backpack.tf/profiles/76561198398538326#!/compare/1563235200/1563321600

SALE 35

Quite the deal for a burning rotation

https://backpack.tf/profiles/76561198096576155#!/compare/1557792000/1558828800

Was used to update the rotation there.

https://backpack.tf/suggestion/5cf750456780724f23009325

SALE 36

Bulk for galactic gateway chulo

https://backpack.tf/profiles/76561198054833725#!/compare/1564185600/1564272000

May use to update there (or if someone else wants to :p)

SALE 37

Bulk for burning rack

https://backpack.tf/profiles/76561198170083101#!/compare/1559520000/1559606400

https://backpack.tf/profiles/76561198071230830#!/compare/1559520000/1559606400

SALE 38

Sold for 130 keys

https://backpack.tf/profiles/76561198071230830#!/compare/1559520000/1559606400

History of the translator

https://backpack.tf/item/6862348899

SALE 39

Sold with strange festivized professional ks australium black box for ge cotton head

https://backpack.tf/profiles/76561198133069312#!/compare/1561334400/1561680000

https://backpack.tf/profiles/76561198068668018#!/compare/1561593600/1561766400

Cotton head is outdated @ 4 months, with fewer sales, using there.

SALE 40

Sold to bot

https://backpack.tf/profiles/76561198068668018#!/compare/1561852800/1562025600

SALE 41

Sold for 135 keys

https://backpack.tf/profiles/76561198232122560#!/compare/1557532800/1557619200

History of the translator

https://backpack.tf/item/6858412634

SALE 42

Unknown

https://backpack.tf/profiles/76561198149832772#!/compare/1558742400/1558828800

https://backpack.tf/profiles/76561198280357510#!/compare/1558656000/1558742400

SALE 43

Quicksold for 97 keys

https://backpack.tf/profiles/76561197991783701#!/compare/1559347200/1559520000

SALE 44

Sold to a bot

https://backpack.tf/profiles/76561198220184643#!/compare/1560211200/1560297600

SALE 45

Sold for 123 keys + 25 refined

https://backpack.tf/profiles/76561198305676157#!/compare/1560816000/1560902400

Rounds to 123 keys

(This sale was dumped to sale 46 for lower, within a week, not using this sale or sale 46).

SALE 46

Sold for 118 keys + 1 refined

https://backpack.tf/profiles/76561198097552121#!/compare/1561161600/1561420800

Not using this as the reason specified in sale 45.

SALE 47

Sold for 134 keys

https://backpack.tf/profiles/76561198080179568#!/compare/1561593600/1561680000

SALE 48

Sold for 135 keys

https://backpack.tf/profiles/76561198080179568#!/compare/1558742400/1558828800

SALE 49

Sold for 135 keys

https://backpack.tf/profiles/76561198114402400#!/compare/1559001600/1559088000

MARKETPLACE

1 sold for 244.44 on may 5 (244.55 / 1.8 = 135.86 rounding to 135 keys)

2 sold for 279.99 on may 12 (279.99 / 1.8 = 155.55 rounding to 155 keys)

1 sold for 279.99 on may 16 (279.99 / 1.82 = 153.84 rounding to 155 keys)

1 sold for 270.99 on may 20 (270.99 / 1.83 = 148.08 rounding to 150 keys)

1 sold for 275.99 on may 23 (275.99 / 1.8 = 153.32 rounding to 155 keys)

1 sold for 270 on may 27 (270 / 1.81 = 149.17 rounding to 150 keys)

1 sold for 275 on may 30 (275 / 151.09 rounding to 150 keys)

1 sold for 279.99 on may 31 (279.99 / 154.69 rounding to 155 keys)

1 sold for 262 on june 6 (262 / 1.79 = 146.36 rounding to 145 keys)

3 sold for 220 on june 13 (220 / 120.87 rounding to 120 keys)

1 sold for 275 on june 14 (275 / 151.09 rounding to 150 keys)

1 sold for 280 on june 24 (280 / 1.84 = 152.17 rounding to 150 keys)

1 sold for 250 on july 6 (250 / 135.13 rounding to 135 keys)

1 sold for 290 on july 11 (290 / 156.75 rounding to 155 keys)

1 sold for 211.11 on july 14 (211.11 / 115.99 rounding to 115 keys)

1 sold for 247 on july 22 (247 / 1.81 = 136.46 rounding to 135 keys)

1 sold for 290 on july 31 (290 / 1.8 = 161.11 rounding to 160 keys)

https://marketplace.tf/items/tf2/30658;5;u99

CLASSIFIEDS

https://gyazo.com/24c9bc075bc2636d5d83eb7dad3d483e

SALES at 50, 74, 76, 82, 97, 114, 124, 125, 125, 125, 128, 130, 130, 130, 133, 133, 133, 133, 134, 135, 135, 135, 135, 140 (isnt confirmed cap, would most likely be lower due to current sellers) and 148.

MARKETPLACE SALES at 115, 120, 120, 120, 134, 135, 135, 135, 150, 150, 150, 150, 150, 155, 155, 155, 155, 155, 155, and 160.

Sales from 50-120 are obviously low due to buyers. Sales from 155-160 are obviously high due to sellers.

I'll be using every other sale. Taking a range of 124-150 keys here.