using sales from 1st november on

Sale 1

https://backpack.tf/profiles/76561198026806990#!/compare/1545350400/1545609600

https://backpack.tf/profiles/76561198120586555#!/compare/1545782400/1545955200

SCM?

Sale 2

https://backpack.tf/profiles/76561198411443364#!/compare/1544745600/1544832000

https://backpack.tf/profiles/76561198026806990#!/compare/1544659200/1544832000

Seems to have sold for 12 Keys.

Sale 3

https://backpack.tf/profiles/76561198069068735#!/compare/1541980800/1542499200

https://backpack.tf/profiles/76561198232041512#!/compare/1542412800/1542499200

Sold with a Omnicient Orb Translator for a Ominous Night Taunt: The Russian Arms Race and a Spooky Night Taunt: Rancho Relaxo

bulk

Sale 4

https://backpack.tf/profiles/76561198133540930#!/compare/1542931200/1543017600

https://backpack.tf/profiles/76561198232041512#!/compare/1542844800/1542931200

bulk for a The Ooze Condiseur or how that is written cap

Sale 5

https://backpack.tf/profiles/76561198133540930#!/compare/1543276800/1543363200

https://backpack.tf/profiles/76561197997268820#!/compare/1543276800/1543363200

bulk

Sale 6

https://backpack.tf/profiles/76561198035780190#!/compare/1545264000/1545350400

https://backpack.tf/profiles/76561198168863803#!/compare/1545264000/1545350400

Sold for 13 Pure

Sale 7

https://backpack.tf/profiles/76561198198018228#!/compare/1541203200/1541635200

https://backpack.tf/profiles/76561198288092585#!/compare/1533081600/1542844800

untraceable

Sale 8

https://backpack.tf/profiles/76561198190372566#!/compare/1543968000/1544054400

https://backpack.tf/profiles/76561198169060599#!/compare/1542326400/1544572800

Seems to have sold for 11 Pure, keys don't match tho

Sale 9

https://backpack.tf/profiles/76561198412162077#!/compare/1541721600/1541808000

https://backpack.tf/profiles/76561198155110999#!/compare/1541635200/1541808000

sold to a buy order for an unknown amount

Sale 10

https://backpack.tf/profiles/76561198050518375#!/compare/1544400000/1544486400

https://backpack.tf/profiles/76561198123320032#!/compare/1544313600/1544400000

Translator doesn't match

Sale 11

https://backpack.tf/profiles/76561198123320032#!/compare/1544659200/1544745600

https://backpack.tf/profiles/76561198336633071#!/compare/1544745600/1544918400

Sold with some small sweets for a Potassium Bonnet (12)

Sale 12

https://backpack.tf/profiles/76561198336633071#!/compare/1545264000/1545350400

https://backpack.tf/profiles/76561198025824592#!/compare/1545264000/1545350400

Sold for a Electric Hat Protector Universal Translator, will be used there

Sale 13

https://backpack.tf/profiles/76561198025824592#!/compare/1545264000/1545350400

https://backpack.tf/profiles/76561198080179568#!/compare/1545264000/1545350400

Seems to have sold for 11 Keys Pure.

Sale 14

https://backpack.tf/profiles/76561198125499317#!/compare/1543881600/1544227200

https://backpack.tf/profiles/76561198337734785#!/compare/1544140800/1544227200

Sold for 11 Keys. 2 keys seem to have been spent for a bill's hat

Sale 15

https://backpack.tf/profiles/76561198337734785#!/compare/1544140800/1544227200

https://backpack.tf/profiles/76561198138128282#!/compare/1535587200/1544227200

Sold for 11 Keys + 20 ref, rounding to 11 Keys.

Sale 16

https://backpack.tf/profiles/76561198080179568#!/compare/1541548800/1541808000

https://backpack.tf/profiles/76561198228179196#!/compare/1541635200/1541721600

Seems to have sold for a Terror-Watt Fly High Guy + 4 Keys = 14 (histories don't match on it, I assume it was quickly sold for pure)

Sale 17

https://backpack.tf/profiles/76561198085007817#!/compare/1542758400/1543190400

https://backpack.tf/profiles/76561198228179196#!/compare/1542844800/1543017600

Sold for 10 Keys + 1 Key in ref = 11 Keys

Sale 18

https://backpack.tf/profiles/76561198799299193#!/compare/1544918400/1545091200

https://backpack.tf/profiles/76561198226262240#!/compare/1544832000/1544918400

untraceable

Sale 19

https://backpack.tf/profiles/76561198343961902#!/compare/1539907200/1541721600

https://backpack.tf/profiles/76561198026129220#!/compare/1541721600/1541808000

untraceable

Sale 20

https://backpack.tf/profiles/76561198036445124#!/compare/1544918400/1545004800

https://backpack.tf/profiles/76561198080179568#!/compare/1544918400/1545004800

Sold for 11 Keys

Sale 21

https://backpack.tf/profiles/76561198080179568#!/compare/1545004800/1545177600

https://backpack.tf/profiles/76561198239565536#!/compare/1545004800/1545091200

untraceable

Sale 22

https://backpack.tf/profiles/76561198203307876#!/compare/1543276800/1543363200

https://backpack.tf/profiles/76561198060558049#!/compare/1543363200/1543449600

bulk

Sale 23

https://backpack.tf/profiles/76561198203307876#!/compare/1543363200/1543449600

https://backpack.tf/profiles/76561198080179568#!/compare/1543363200/1543449600

untraceable

Sale 24-38

Sold on 4th November for 26.5$ (1.77$)

= 14.97 Keys, rounding to 15 Keys

Sold on 9th November for 24.5$ (1.78$)

= 13.76 Keys, rounding to 14 Keys

Sold on 13th November for 21.4$ (1.75$)

= 12.22 Keys, rounding to 12 Keys

Sold on 27th November for 25.59$ (1.72$)

= 14.87 Keys, rounding to 15 Keys

Sold on 2nd December for 21.38$ (1.71$)

= 12.50 Keys, rounding to 13 Keys

Sold on 3rd December for 22.45$ (1.70$)

= 13.20 Keys, rounding to 13 Keys

Sold on 6th December for 21.99$ and for 21.36$ (1.70$)

= 12.93 Keys, rounding to 13 Keys / 12.56 Keys, rounding to 13

Sold on 8th December for 22.36$ (1.68$)

= 13.30 Keys, rounding to 13 Keys

Sold on 10th December for 22.38$ (1.67$)

= 13.40 Keys, rounding to 13 Keys

Sold on 11th December for 22.47$ (1.65$)

= 13.61 Keys, rounding to 14

Sold on 13th December for 25.99$ (1.64$)

= 15.84 Keys, rounding to 16 Keys

Sold on 24th December for 28$ (2x) (1.73$)

= 16.18 Keys, rounding to 16 Keys

Sales we got: 11 / 11 / 11 / 11 / 11 / 11 / 12 / 12 / 12 / 13 / 13 / 13 / 13 / 13 / 13 / 13 / 14 / 14 / 14 / 15 / 15 / 15 / 16

https://gyazo.com/7d2ed2840003b4b5061a6160f0946629

As per advise, I'll go 11-14 here

That's it and that's all.