bot.tf: https://imgur.com/a/2rc5nmo

Sold:

1 @ 6 keys

1 @ 6 keys, 25.00 ref

2 @ 6 keys, 30.00 ref

1 @ 7 keys

Bought:

1 @ 5 keys, 5.00 ref - low outlier

2 @ 5 keys, 40.00 ref

1 @ 5 keys, 42.11 ref

1 @ 5 keys, 49.00 ref

2 @ 5 keys, 50.00 ref

marketplace sales:

https://marketplace.tf/items/tf2/1113;5;u3006

$13.47 / $1.77 = 7.61 keys

$13.61 / $1.75 = 7.78 keys

$13.47 / $1.78 = 7.57 keys

$13.61 / $1.75 = 7.78 keys

$10.3 / $1.75 = 5.89 keys

$9.97 / $1.73 = 5.76 keys

$10.2 / $1.69 = 6.04 keys

$9.95 / $1.69 = 5.89 keys

$9.4 / $1.71 = 5.50 keys

$10.94 / $1.72 = 6.36 keys

$10.00 / $1.75 = 5.71 keys

$10.94 / $1.75 = 6.25 keys

=====================================================

unsold for 7 months at 7.28 keys: https://imgur.com/a/Ep4aJv2

only one buyer at 5.9 not enough to exclude so many sales below : https://imgur.com/a/JaC4rxK