4 years outdated.

Sale #1:

https://backpack.tf/profiles/76561198081032658#!/compare/1549411200/1549497600

Sold for 18 keys

18 keys

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Sale #2:

https://backpack.tf/profiles/76561198125791160#!/compare/1548547200/1548633600

Sold for 25 keys

25 keys

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Sale #3:

https://backpack.tf/profiles/76561198297167809#!/compare/1549411200/1549584000

Sold for 15 keys

15 keys

Due to buyer at ~17 keys on marketplace.tf (https://marketplace.tf/items/96;5;u67), going with 18 - 25.