I like Tanks

No Tank Bottoms?

Sellers: - https://gyazo.com/6cdd8c68a1220d3f91ca0d964f35486d

https://backpack.tf/item/7271908271 - 6 Days @ 16 Keys

https://backpack.tf/item/7389877317 - 1 Day @ 17 Keys

https://backpack.tf/item/7277842312 - 13 Days @ 20 Keys

https://backpack.tf/item/7251785052 - 1 Day @ 21 Keys

Sale 1)

https://backpack.tf/profiles/76561198038203241#!/compare/1563408000/1563494400 - Untrace

Sale 2)

https://backpack.tf/profiles/76561198038203241#!/compare/1563321600/1563408000 - Bulky, victory lap and Employee match

Sale 3)

https://backpack.tf/profiles/76561198857393271#!/compare/1563062400/1563148800

https://backpack.tf/profiles/76561198063075911#!/compare/1563062400/1563148800 - Bulky? If not then it's untrace

Sale 4)

https://backpack.tf/profiles/76561198857393271#!/compare/1562803200/1562889600 - Untrace

Sale 5)

https://backpack.tf/profiles/76561198091142935#!/compare/1561766400/1561852800 - Untrace

Sale 7)

https://backpack.tf/profiles/76561198091142935#!/compare/1561161600/1561334400 - Bulky

Sale 8)

https://backpack.tf/item/7389877317 + https://marketplace.tf/items/tf2/31002;5;u118 - Sold for ~(15) "Keys" ($27 / $1.84)

Sale 9)

https://backpack.tf/profiles/76561198192673787#!/compare/1562198400/1563667200

https://backpack.tf/profiles/76561198341171690#!/compare/1563580800/1563667200 - Sold for (15) Keys

Sale 10)

https://backpack.tf/profiles/76561198038666068#!/compare/1564704000/1564790400

https://backpack.tf/profiles/76561198055622215#!/compare/1564531200/1564790400 - Bulky

Sale 11)

https://backpack.tf/item/7271908271 + https://marketplace.tf/items/tf2/31002;5;u118 - Sold for ~(15) "Keys" ($27.72 / $1.81)

Buyout was 18 Keys - https://bot.tf/stats/listings/Y3QOK8RY

https://backpack.tf/item/7265812139 - Can't trace

Sale 12)

https://backpack.tf/profiles/76561197964929999#!/compare/1562457600/1562630400

https://backpack.tf/profiles/76561198304302520#!/compare/1562544000/1562630400 - Sold for a Kill-a-Watt Triboniophorus Tyrannus (21) - Caps at Buyout

Buyout was (15) Keys - https://bot.tf/stats/listings/Y3KQP2RY

Sale 13)

https://backpack.tf/profiles/76561198030657251#!/compare/1561420800/1561507200 - Bulky

Sale 14)

https://marketplace.tf/items/tf2/31002;5;u118 - Sold for ~(15) "Keys" ($27.72 / $1.81)

Sale 15)

https://backpack.tf/profiles/76561198044960457#!/compare/1565049600/1565136000 - Using there

Sales we have are:

15, 15, 15, 15 and 15

Fair to say 15 is quite a common point

Thanks =)