Sale 1:

https://backpack.tf/profiles/76561198213271108#!/compare/1586044800/1586131200

https://backpack.tf/profiles/76561198850274253#!/compare/1586131200/1586217600

QS

sale 2:

https://backpack.tf/profiles/76561198850274253#!/compare/1586304000/1586390400

https://backpack.tf/profiles/76561197993239135#!/compare/1586044800/1586476800

Sold with negligible sweets for 14 keys

sale 3:

https://backpack.tf/profiles/76561198120552741#!/compare/1585612800/1587168000

https://backpack.tf/profiles/76561198242705864#!/compare/1587081600/1587340800

Untrace

sale 4:

https://backpack.tf/profiles/76561198365083839#!/compare/1586217600/1586304000

https://backpack.tf/profiles/76561198860946949#!/compare/1586131200/1586304000

Sold for Miami Nickel

Sale 5:

https://backpack.tf/profiles/76561198860946949#!/compare/1586476800/1586563200

https://backpack.tf/profiles/76561198134497607#!/compare/1586476800/1586649600

Sold for DBD Handle + 2 keys

https://bot.tf/stats/listings/4KVJRKZ1

B/O of 13 keys

sale 6:

https://backpack.tf/profiles/76561198029605378#!/compare/1584144000/1584230400

https://backpack.tf/profiles/76561198056542648#!/compare/1584144000/1584230400

Sold for 15 keys

sale 7:

https://backpack.tf/profiles/76561198454615761#!/compare/1581724800/1581811200

https://backpack.tf/profiles/76561198058334277#!/compare/1580688000/1586217600

Bulk

sale 8:

https://backpack.tf/profiles/76561198122699773#!/compare/1581379200/1581465600

https://backpack.tf/profiles/76561198383603755#!/compare/1582416000/1583020800

Untrace

sale 9:

https://backpack.tf/profiles/76561198383603755#!/compare/1583107200/1583193600

https://backpack.tf/profiles/76561198881331605#!/compare/1582934400/1584576000

untrace

sale 10:

https://backpack.tf/profiles/76561198881331605#!/compare/1585180800/1585699200

https://backpack.tf/profiles/76561198253835120#!/compare/1585526400/1585612800

untrace

sale 11:

https://backpack.tf/profiles/76561198253835120#!/compare/1585699200/1585785600

https://backpack.tf/profiles/76561198281046061#!/compare/1585612800/1585785600

Sold with ~12 keys in sweets for DBD Lucky

better used there

Sale 12:

https://backpack.tf/profiles/76561198281046061#!/compare/1585785600/1585872000

https://backpack.tf/profiles/76561198267930919#!/compare/1585785600/1585872000

Sold for ~11 keys

Sale 13:

https://backpack.tf/profiles/76561198408389264#!/compare/1582070400/1582588800

https://backpack.tf/profiles/76561198268634190#!/compare/1581984000/1582070400

Can trace ~7 keys

Sale 14:

https://backpack.tf/profiles/76561198067282796#!/compare/1586044800/1586131200

https://backpack.tf/profiles/76561198073242439#!/compare/1585958400/1586131200

Untrace

sale 15:

https://backpack.tf/profiles/76561198073242439#!/compare/1586131200/1586217600

https://backpack.tf/profiles/76561198272707822#!/compare/1586131200/1586217600

No direct sale...

sale 16:

https://backpack.tf/profiles/76561198454615761#!/compare/1580601600/1580688000

https://backpack.tf/profiles/76561198355436882#!/compare/1578787200/1580774400

Untrace

sale 17:

https://backpack.tf/profiles/76561198355436882#!/compare/1582848000/1582934400

https://backpack.tf/profiles/76561198125908828#!/compare/1582848000/1583712000

Sold for 13 keys

sale 18:

https://backpack.tf/profiles/76561198802991149#!/compare/1587513600/1587600000

https://backpack.tf/profiles/76561199025158544#!/compare/1587513600/1587600000

Can trace 8 keys

sale 19:

https://backpack.tf/profiles/76561198046334647#!/compare/1580515200/1581120000

https://backpack.tf/profiles/76561197968633696#!/compare/1580688000/1580774400

Untrace

Sale 20:

https://backpack.tf/profiles/76561198812290367#!/compare/1585008000/1585353600

https://backpack.tf/profiles/76561198146259385#!/compare/1584921600/1585008000

Untrace

sale 21:

https://backpack.tf/profiles/76561198146259385#!/compare/1584921600/1585008000

https://backpack.tf/profiles/76561198000485231#!/compare/1584835200/1585008000

Sold for C9 Elite + ~5 keys in sweets

Sale 22:

https://backpack.tf/profiles/76561198000485231#!/compare/1585008000/1585094400

https://backpack.tf/profiles/76561198145718102#!/compare/1585008000/1585094400

untrace

Sale 23:

https://backpack.tf/profiles/76561198145718102#!/compare/1585008000/1585094400

https://backpack.tf/profiles/76561198418740133#!/compare/1585008000/1585094400

Bulky / low

Sale 24:

https://backpack.tf/profiles/76561198131868213#!/compare/1581552000/1582934400

https://backpack.tf/profiles/76561198194650333#!/compare/1580256000/1583020800

SCM

sale 25:

https://backpack.tf/profiles/76561198194650333#!/compare/1583798400/1583971200

https://backpack.tf/profiles/76561198057436685#!/compare/1583884800/1583971200

Sold for 14 keys

Sale 26:

https://backpack.tf/profiles/76561198061353482#!/compare/1580342400/1580428800

https://backpack.tf/profiles/76561198037674114#!/compare/1580342400/1581465600

https://backpack.tf/profiles/76561198850274253#!/compare/1587168000/1587254400

untrace

sale 27:

https://backpack.tf/profiles/76561198088661230#!/compare/1585094400/1585612800

https://backpack.tf/profiles/76561198088661230#!/compare/1585094400/1585612800

Untrace

sale 28:

https://backpack.tf/profiles/76561199021228675#!/compare/1585180800/1585699200

https://backpack.tf/profiles/76561198871136698#!/compare/1585180800/1585267200

Sold for CTFL Backbiter

Sale 29:

https://backpack.tf/profiles/76561198871136698#!/compare/1585267200/1585353600

https://backpack.tf/profiles/76561198133820283#!/compare/1585267200/1585353600

untrace

sale 30:

https://backpack.tf/profiles/76561198106767420#!/compare/1579651200/1580083200

https://backpack.tf/profiles/76561198454615761#!/compare/1579996800/1580083200

Untrace

sale 31:

https://backpack.tf/profiles/76561198454615761#!/compare/1580169600/1580256000

https://backpack.tf/profiles/76561198418970081#!/compare/1580083200/1580256000

Sold for 14 keys

Sale 32:

https://backpack.tf/profiles/76561198418970081#!/compare/1580428800/1580515200

https://backpack.tf/profiles/76561198454615761#!/compare/1580428800/1580515200

QS 2 days after Sale 31

Sale 33:

https://backpack.tf/profiles/76561198454615761#!/compare/1580947200/1581033600

https://backpack.tf/profiles/76561198097218108#!/compare/1580860800/1581033600

sold for 15 keys

sale 34:

https://backpack.tf/profiles/76561198996799157#!/compare/1582934400/1583107200

https://backpack.tf/profiles/76561198337734785#!/compare/1583020800/1583107200

QS

sale 35:

https://backpack.tf/profiles/76561198009309781#!/compare/1587168000/1587254400

https://backpack.tf/profiles/76561198874677360#!/compare/1587081600/1587168000

Untrace

sale 36:

https://backpack.tf/profiles/76561198224623296#!/compare/1586649600/1586822400

https://backpack.tf/profiles/76561198122604075#!/compare/1586649600/1586736000

Bulk

sale 37:

https://backpack.tf/profiles/76561198836704562#!/compare/1584316800/1584403200

https://backpack.tf/profiles/76561198340829257#!/compare/1584230400/1584316800

Untrace

Sale 38:

https://backpack.tf/profiles/76561198340829257#!/compare/1584835200/1584921600

https://backpack.tf/profiles/76561198110526996#!/compare/1584835200/1584921600

Sold for DBD Hottie + 2 keys

https://bot.tf/stats/listings/4295VWVQ

B/O of ~16 keys

Sale 39:

https://backpack.tf/profiles/76561198059703923#!/compare/1583280000/1583712000

https://backpack.tf/profiles/76561198394965271#!/compare/1583712000/1583798400

Sold for 12 keys

sale 40:

https://backpack.tf/profiles/76561198394965271#!/compare/1583366400/1583539200

https://backpack.tf/profiles/76561198993686702#!/compare/1583452800/1583539200

Sold for Aussie Sticky(14)

https://bot.tf/stats/listings/4J9G0R2P

B/O of ~16 keys

Sale 41:

https://backpack.tf/profiles/76561198993686702#!/compare/1584316800/1584403200

https://backpack.tf/profiles/76561198817773625#!/compare/1584316800/1584489600

Untrace

Sale 42:

https://backpack.tf/profiles/76561198372660319#!/compare/1583020800/1587081600

https://backpack.tf/profiles/76561198802991149#!/compare/1583971200/1584057600

https://backpack.tf/profiles/76561198993873071#!/compare/1583971200/1584057600

Untrace

Sale 43:

https://backpack.tf/profiles/76561198993873071#!/compare/1584835200/1584921600

https://backpack.tf/profiles/76561198059438645#!/compare/1584489600/1584921600

Bulk

sale 44:

https://backpack.tf/profiles/76561198059438645#!/compare/1584921600/1585440000

https://backpack.tf/profiles/76561198850274253#!/compare/1584921600/1585353600

QS

sale 45:

https://backpack.tf/profiles/76561198850274253#!/compare/1586563200/1586649600

https://backpack.tf/profiles/76561198453495118#!/compare/1586476800/1586563200

Untrace

sale 46:

https://backpack.tf/profiles/76561198453495118#!/compare/1586649600/1586995200

https://backpack.tf/profiles/76561198292513121#!/compare/1586736000/1586822400

Untrace

sale 47:

https://backpack.tf/profiles/76561198292513121#!/compare/1586995200/1587081600

https://backpack.tf/profiles/76561198313604259#!/compare/1585180800/1587081600

Sold for C9 Tartan Spartan + ~5 keys in sweets

https://bot.tf/stats/listings/YD1DX80L

B/O of ~15 keys

Sale 48:

https://marketplace.tf/items/tf2/30658;5;u93

$24 / $1.79 = 13.41 keys

$24 / $1.78 = 13.48 keys

$16.2 / $1.78 = 9.10 keys

$22.22 / $1.76 = 12.63 keys

$25.9 / $1.76 = 14.72 keys

$25.75 / $1.76 = 14.63 keys

$26.6 / $1.78 = 14.94 keys

$16.21 / $1.78 = 9.11 keys

$27.95 / $1.75 = 15.97 keys

$27.9 / $1.77 = 15.76 keys

$27.95 / $1.77 = 15.79 keys

$27.4 / $1.76 = 15.57 keys

$27.42 / $1.73 = 15.85 keys

$27.7 / $1.71 = 16.20 keys

$28.6 / $1.71 = 16.73 keys

$28.31 / $1.72 = 16.46 keys

$26.72 / $1.70 = 15.72 keys

$25.79 / $1.67 = 15.44 keys <--- https://backpack.tf/item/7162899616

$28.3 / $1.68 = 16.85 keys

$29.5 / $1.69 = 17.46 keys

$30 / $1.79 = 16.76 keys

$18.11 / $1.79 = 10.12 keys <--- https://backpack.tf/item/5684637410

Total sales @:

9 (x2)

10

11

12

13 (x4)

14 (x4)

15 (x6)

16 (x8)

17 (x4)

gonn say I have enough sales to call item ones 'use there',

buyers up to ~12 keys,

sellers at ~14 keys are fairly new,

seller at 15 is also new,

seller at 16 unsold for months:

https://bot.tf/stats/listings/4ZK2K0ZJ

calling 17 high,

12 low,

taking 13 - 16 keys.