https://marketplace.tf/items/tf2/30977;5;u18

Oct 2 - $39.99 / $1.85 = 21.62 keys

Oct 14 - $34.99 / $1.88 = 18.61 keys

Oct 17 - $31.99 / $1.88 = 17.02 keys

Oct 26 - $32.59 / $1.85 = 17.62 keys

Oct 27 - $33 / $1.85 = 17.84 keys

Nov 18 - $30.84 / $1.76 = 17.52 keys

Dec 14 - $39.99 / $1.96 = 20.40 keys

Dec 21 - $39.99 / $1.95 = 20.51 keys

Dec 22 - $39.99 / $2.03 = 19.70 keys

Dec 23 - $39.99 / $2.03 = 19.70 keys

Dec 25 - $39.99 / $2.24 = 17.85 keys

Dec 26 - $39.99 / $2.16 = 18.51 keys

https://backpack.tf/item/6757995282

https://backpack.tf/item/6952980606

https://backpack.tf/item/6925014023

https://backpack.tf/item/6869053477

https://backpack.tf/item/9211195048

https://backpack.tf/item/9063193959

https://backpack.tf/item/7052341175

https://backpack.tf/item/7241164126

////

https://backpack.tf/profiles/76561198055475812#!/compare/1603238400/1603670400

https://backpack.tf/profiles/76561198817996028#!/compare/1600128000/1606348800

Untraceable

https://backpack.tf/profiles/76561199084784906#!/compare/1603843200/1603929600

https://backpack.tf/profiles/76561198091502579#!/compare/1603843200/1603929600

Untraceable

https://backpack.tf/profiles/76561198100722955#!/compare/1600992000/1601424000

https://backpack.tf/profiles/76561198849751643#!/compare/1601337600/1601424000

14 keys and ref to round up to a key

https://backpack.tf/profiles/76561198849751643#!/compare/1601510400/1601596800

https://backpack.tf/profiles/76561198069265267#!/compare/1601510400/1601596800

15 keys + 6 ref hat

https://backpack.tf/profiles/76561198069265267#!/compare/1601683200/1601769600

https://backpack.tf/profiles/76561198013011182#!/compare/1601510400/1601856000

4 keys matches

https://backpack.tf/profiles/76561198013011182#!/compare/1601856000/1602028800

https://backpack.tf/profiles/76561198982390898#!/compare/1601856000/1602028800

Untraceable

https://backpack.tf/profiles/76561198982390898#!/compare/1601856000/1602028800

https://backpack.tf/profiles/76561198337734785#!/compare/1601942400/1602028800

Untraceable

https://backpack.tf/profiles/76561198337734785#!/compare/1602374400/1602460800

https://backpack.tf/profiles/76561198315555780#!/compare/1602374400/1602460800

3 keys 7 refined matches

https://backpack.tf/profiles/76561198315555780#!/compare/1602374400/1602460800

https://backpack.tf/profiles/76561199016737637#!/compare/1602288000/1602460800

Untraceable

https://backpack.tf/profiles/76561198081232115#!/compare/1601251200/1601337600

https://backpack.tf/profiles/76561198198440035#!/compare/1601251200/1601337600

C9 Panama, better used there since this already has many sales

https://backpack.tf/profiles/76561198198440035#!/compare/1601251200/1601337600

https://backpack.tf/profiles/76561198288235862#!/compare/1601251200/1601337600

1 key matches

https://backpack.tf/profiles/76561198288235862#!/compare/1601510400/1601856000

https://backpack.tf/profiles/76561198879945899#!/compare/1601510400/1601683200

Untraceable

https://backpack.tf/profiles/76561198879945899#!/compare/1602374400/1602460800

https://backpack.tf/profiles/76561199016737637#!/compare/1602288000/1602460800

13 keys and refined to round up to a key, then transferred to alt

https://backpack.tf/profiles/76561198153363558#!/compare/1529625600/1601510400

https://backpack.tf/profiles/76561198122116330#!/compare/1601510400/1601769600

Untraceable

https://backpack.tf/profiles/76561198122116330#!/compare/1602460800/1602547200

https://backpack.tf/profiles/76561199016737637#!/compare/1602288000/1602460800

14 keys

https://backpack.tf/profiles/76561198142928418#!/compare/1606262400/1606348800

https://backpack.tf/profiles/76561198111308334#!/compare/1606176000/1606262400

14 keys

https://backpack.tf/profiles/76561198111308334#!/compare/1606262400/1606348800

https://backpack.tf/profiles/76561198057191922#!/compare/1606262400/1606348800

Untraceable

https://backpack.tf/profiles/76561198057191922#!/compare/1606262400/1606348800

https://backpack.tf/profiles/76561198441588665#!/compare/1600214400/1606348800

Untraceable

https://backpack.tf/profiles/76561198441588665#!/compare/1606348800/1606435200

https://backpack.tf/profiles/76561198091502579#!/compare/1606262400/1606348800

Untraceable

https://backpack.tf/profiles/76561198259132395#!/compare/1608595200/1608940800

https://backpack.tf/profiles/76561198077128492#!/compare/1608595200/1608854400

Added 4 for Summer Hat uncraftable puts this at like 12 keys https://gyazo.com/206634847f39c9903728be7dae51a827

https://backpack.tf/profiles/76561198100083055#!/compare/1591142400/1603065600

https://backpack.tf/profiles/76561198212483159#!/compare/1595548800/1604102400

Untraceable

https://backpack.tf/profiles/76561198212483159#!/compare/1604448000/1605657600

https://backpack.tf/profiles/76561198091502579#!/compare/1604361600/1604448000

Untraceable

Sales:

12

14

14

14

15

16

17

18

18

18

18

19

19

20

20

21

22

quite a predicament

lets see

well, they weren't quicksales, but most of the 14-16s were bought to resell for 18-22 on marketplace

21 and 22 are the same price point as all the other december sales with varying key prices

so maybe lets go 14-20?