Sale 1. https://backpack.tf/profiles/76561198042014308#!/compare/1550793600/1553558400

https://backpack.tf/profiles/76561198042014308#!/compare/NaN/1550793600

= 34 keys

Sale 2. https://backpack.tf/profiles/76561198057275188#!/compare/1550534400/1550620800

= 38 keys

Sale 3. https://backpack.tf/profiles/76561198042014308#!/compare/1550275200/1550793600

Logo nunhood (37.5) + ~7.5 keys in sweets

= 45 keys

Sale 4. https://backpack.tf/profiles/76561198226262240#!/compare/1548979200/1549065600

The histories don't match strangely, not using

Sale 5. https://backpack.tf/profiles/76561198285293881#!/compare/1553472000/1553558400

With 4 keys for a DBD Tyrant's helm (67)

= 63 keys High

Sale 6. https://backpack.tf/profiles/76561198161481285#!/compare/1550707200/1550793600

Histories don't match

Sale 7. https://backpack.tf/profiles/76561198089298088#!/compare/1549152000/1549238400

27 pure + ~1 key metal + Omniscient Orb Murderer's Motif (15 keys)

= 43 keys

Sale 8. https://backpack.tf/profiles/76561198846559158#!/compare/1550620800/1550707200

With 12 keys for a DBD Hat of Cards (33) + T.Watt Blast Defence (16)

= 37 keys

Total: 34, 37, 38, 43, 48

34-48 it is!

T.Watt Blast defence mini: https://backpack.tf/profiles/76561198390122058#!/compare/1552176000/1552521600

Kill-a-Watt L'homme Burglerre (13) + 3 keys

= 16 keys

DBD Hat of Cards mini: https://backpack.tf/profiles/76561198119634686#!/compare/1552521600/1552608000

https://backpack.tf/profiles/76561198194745901#!/compare/1552521600/1552608000

With 12 pure for a T.Watt Cone (45)

= 33 keys

Tyrant mini

https://backpack.tf/profiles/76561198204733705#!/compare/1551830400/1552003200

= 67 in unusuals

Nun mini:

https://backpack.tf/profiles/76561198148843171#!/compare/1549238400/1549324800 38 keys

https://backpack.tf/profiles/76561198140316312#!/compare/1548806400/1548892800 37 keys