https://marketplace.tf/items/tf2/30422;5;u29

$59.99 / $2.11 = 28.43 keys

$59.99 / $2.18 = 27.52 keys

$63.99 / $2.14 = 29.90 keys

https://backpack.tf/item/9796242965

https://backpack.tf/item/7662964571

https://backpack.tf/profiles/76561198419584303#!/compare/1613001600/1613088000

https://backpack.tf/profiles/76561199076560752#!/compare/1612915200/1613001600

Untraceable

https://backpack.tf/profiles/76561199088995056#!/compare/1613001600/1613088000

https://backpack.tf/profiles/76561198115509750#!/compare/1612828800/1613088000

Untraceable

https://backpack.tf/profiles/76561198115509750#!/compare/1612828800/1613088000

https://backpack.tf/profiles/76561198221750532#!/compare/1537747200/1613088000

Untraceable

https://backpack.tf/profiles/76561199070403543#!/compare/1613174400/1613260800

https://backpack.tf/profiles/76561198072346385#!/compare/1613088000/1613347200

20 keys, 20 refined

https://backpack.tf/profiles/76561198072346385#!/compare/1613606400/1613692800

https://backpack.tf/profiles/76561198139370347#!/compare/1613606400/1613692800

Untraceable

https://backpack.tf/profiles/76561198028767292#!/compare/1615075200/1616976000

https://backpack.tf/profiles/76561198337734785#!/compare/1614988800/1615075200

Untraceable

https://backpack.tf/profiles/76561198044981629#!/compare/1611360000/1611705600

https://backpack.tf/profiles/76561198453530349#!/compare/1611619200/1611705600

Untraceable

https://backpack.tf/profiles/76561198453530349#!/compare/1615852800/1615939200

https://backpack.tf/profiles/76561199100906514#!/compare/1615852800/1615939200 https://gyazo.com/1761695a22bed7bb559f1d8687cab5ff

https://backpack.tf/profiles/76561199102407070#!/compare/1615852800/1615939200 https://gyazo.com/196f6311c6774353dc584e0f981cd5ae

https://gyazo.com/949ae369323ebe96db20f5cd42c6586d

Dumped to me for 27 keys, 37.66 refined, then I redumped it for the same price

https://backpack.tf/profiles/76561199102407070#!/compare/1616803200/1616889600

https://backpack.tf/profiles/76561197986298933#!/compare/1616803200/1616889600

https://gyazo.com/949ae369323ebe96db20f5cd42c6586d

28 keys, 27.88 refined

https://backpack.tf/profiles/76561198055622215#!/compare/1615161600/1615248000

https://backpack.tf/profiles/76561198316091835#!/compare/1615161600/1615248000

Bulk

https://backpack.tf/profiles/76561198316091835#!/compare/1615248000/1615334400

https://backpack.tf/profiles/76561198139370347#!/compare/1615161600/1615248000

I don't know which key stack it is

https://backpack.tf/profiles/76561198315110829#!/compare/1611100800/1611360000

https://backpack.tf/profiles/76561198271917455#!/compare/1611446400/1611619200

Untraceable

https://backpack.tf/profiles/76561199102484730#!/compare/1613433600/1613520000

https://backpack.tf/profiles/76561198337734785#!/compare/1613433600/1613520000

Untraceable

https://backpack.tf/profiles/76561198337734785#!/compare/1614384000/1614470400

https://backpack.tf/profiles/76561198286463333#!/compare/1613001600/1614470400

Untraceable

https://gyazo.com/949ae369323ebe96db20f5cd42c6586d

Somewhere on gladiator, another 23 key dump

Sales:

20

23

28

28

28

28

29

30

https://gyazo.com/e04365d59615d91070bb6d80b69a54f4

buyers at 26

17 days at 28.53 https://backpack.tf/item/9796242965

3 months at 30 https://backpack.tf/item/5383491084

let's go with just 28 i guess