bot.tf stats

https://bot.tf/stats/item?def=30876&q=5&ef=Silver+Cyclone&craft=1&aus=0&ks=0

Screenshots: https://m.imgur.com/a/ResPMdf

Past 90 days

Sales

1 @ 2 keys, 37.00 ref 03/03/2020 • Key price: ~54.22 ref

1 @ 2 keys, 28.00 ref 10/04/2020 • Key price: ~54.22 ref

Purchases

1 @ 2 keys, 12.00 ref 27/03/2020 • Key price: ~54.22 ref

marketplace.tf sales

https://marketplace.tf/items/tf2/30876;5;u3009

Screenshots: https://imgur.com/a/RMpBOWD

Past 90 days

28 March: 1 sale 5$ • Key price: 1.69$

4 April: 1 sale 5.39$ • Key price: 1.72$

17 April: 1 sale 5.1$ • Key price: 1.77$

20 April: 1 sale 5.1$ • Key price: 1.79$

All Sales:

2 keys | 37 ref ÷ 54.22 = 2.68

2 keys | 28 ref ÷ 54.22 = 2.51

2 keys | 12 ref ÷ 54.22 = 2.22 (Excluding it, too low)

$5 / $1.69 = 2.96 keys

$5.39 / $1.72 = 3.13 keys (Excluding it, too high)

$5.1 / $1.77 = 2.88 keys

$5.1 / $1.79 = 2.85 keys

Keys prices per date for backpack.tf: https://calculator.tf/stats/

Key prices per date for marketplace.tf: https://manic.tf/keyprice/