Taking past 3 months

No Marketplace.tf Sales:

https://marketplace.tf/items/tf2/6522;6;td-776

SCM Sales:

https://steamcommunity.com/market/listings/440/Bird-Man%20of%20Aberdeen%20Strangifier

https://steamcommunity.com/market/pricehistory/?appid=440&market_hash_name=Bird-Man%20of%20Aberdeen%20Strangifier

$8.05/2.24=~3.6 Keys (Jul 15th)

$8.05/2.30=~3.5 Keys (Jul 30th)

x2 $8.23/2.25=~3.7 Keys (Aug 3rd)

$10.82/2.23=~4.9 Keys (Sept 4th)

$10.82/2.25=~4.8 Keys (Sept 13th)

$5.49/2.24=~2.5 Keys (Sept 17th)

$9.98/2.24=~4.5 Keys (Sept 20th)

Total Sales:

2.5, 3.5, 3.6, 3.7, 4.5, 4.8, 4.9

Excluding Sale @2.5 as it's below current buy orders, also excluding sales above 3.7 as current sellers are below 4.5