Sale 1

http://backpack.tf/profiles/76561198058158302?time=1446537600&compare=1446883200

http://backpack.tf/profiles/76561198109679698?time=1446796800&compare=1446883200

Strange Killstreak Australium Black Box (18 http://prntscr.com/9dhphx )

=18 keys

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Sale 2

http://backpack.tf/profiles/76561198002902070?time=1444546800&compare=1444633200

http://backpack.tf/profiles/76561198095456954?time=1444806000&compare=1444546800

http://www.tf2outpost.com/trade/27205186 fro offered

Blizzardy Storm Attendant(18)

=pricing attedant with it

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Sale 3

http://backpack.tf/profiles/76561198135398757?time=1443855600&compare=1443942000

=bulk

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Sale 4 (credit Randy)

Another sale

Sold for a KAW Whoopie ~ 20 keys

http://www.tf2outpost.com/trade/27280410

http://backpack.tf/profiles/76561198083583980?time=1445756400&compare=1445410800

Mini for Whoopie

Sold with 26 keys for a Ghosts Whoopie ~ 51 * .9 = 46 - 26 = 20 keys

http://backpack.tf/profiles/76561198101339909?time=1448956800&compare=1449043200

Would be best to do a range of 18-20.