https://backpack.tf/item/8384766416

30 keys:

https://backpack.tf/profiles/76561199059698603#!/compare/1700265600/1700352000

https://backpack.tf/profiles/76561198197096574#!/compare/1699315200/1707350400

https://backpack.tf/item/9003762240

Bulk:

https://backpack.tf/profiles/76561198307761034#!/compare/1702684800/1702771200

https://backpack.tf/profiles/76561198128469707#!/compare/1702684800/1702771200

Dumped to Quicksell.Store, 16 keys and 16.11 ref match:

https://backpack.tf/profiles/76561198128469707#!/compare/1704067200/1704153600

https://backpack.tf/profiles/76561199059632349#!/compare/1703980800/1704067200

32 keys:

https://backpack.tf/profiles/76561199059632349#!/compare/1704931200/1705017600

https://backpack.tf/profiles/76561198353683794#!/compare/1704931200/1705017600

https://backpack.tf/item/5376902989 Mannco.store, excluding

https://backpack.tf/item/4145996911

Bulk:

https://backpack.tf/profiles/76561198114899125#!/compare/1704585600/1704672000

https://backpack.tf/profiles/76561199008281306#!/compare/1703548800/1704585600

Bulk for Green Energy Rotation Sensation:

https://backpack.tf/profiles/76561199008281306#!/compare/1704585600/1706659200

https://backpack.tf/profiles/76561198114899125#!/compare/1704499200/1704585600

Dumped, 1 reclaimed matches:

https://backpack.tf/profiles/76561198114899125#!/compare/1704585600/1704672000

https://backpack.tf/profiles/76561199193412191#!/compare/1704499200/1704585600

~~

https://marketplace.tf/items/tf2/463;5;u3044

December 7: $77/1.746=44,1 ~44 keys

key price https://marketplace.tf/items/tf2/5021;6

(1.78+1.74+1.74+1.74+1.74+1.74+1.74)/7=1.746

~~

https://backpack.tf/item/4145996911 Seller at 35 keys for 29 days

https://backpack.tf/item/8123303945 Seller at 35 keys for 5 months

44 is an outlier here, going with 30-32 keys