Sale 1:

https://backpack.tf/profiles/76561198312583107#!/compare/1525564800/1525651200

https://backpack.tf/profiles/76561198176517203#!/compare/1525651200/1525996800

Sold for Miami Virus + 72 Relaxo

Virus Mini:

https://backpack.tf/profiles/76561198192602363#!/compare/1527984000/1528070400

Sold for 18 keys + 24 ref

https://backpack.tf/profiles/76561198385940902#!/compare/1525219200/1525305600

Sold for 16 keys

Taking 16 - 19 keys, average of 17.5 keys

Relaxo Mini:

https://backpack.tf/profiles/76561198344933095#!/compare/1524614400/1524700800

Sold for 11 keys + 17 ref

Taking 12 flat.

Total is 29.5 keys

Sale 2:

https://backpack.tf/profiles/76561198176517203#!/compare/1527638400/1527724800

https://backpack.tf/profiles/76561198011321852#!/compare/1527638400/1527724800

Bulk.

Sale 3:

https://backpack.tf/profiles/76561198054713357#!/compare/1523664000/1523750400

https://backpack.tf/profiles/76561198365923475#!/compare/1523404800/1523750400

Bulky.

Sale 4:

https://backpack.tf/profiles/76561198365923475#!/compare/1523750400/1523836800

https://backpack.tf/profiles/76561198061402527#!/compare/1523750400/1523836800

Sold for 20 keys

Sale 5:

https://backpack.tf/profiles/76561198061402527#!/compare/1523750400/1523836800

https://backpack.tf/profiles/76561198002757046#!/compare/1523750400/1523836800

Sold for 22 keys

Total sales @:

20, 22, 29.5

Considering 22 was to Quickbuyer,

Calling 20, 22 an outlier

Taking 30 flat.