Resuggest as sale #1 didn't have matching histories.

Sale #1 29th - 30th of June

http://backpack.tf/profiles/76561198049834485?time=1435561200

http://backpack.tf/profiles/76561198049834485?time=1435647600

Sold with EOF Pillar(40) for GBH Private(75 via mini)+3 keys

Calculations: 75+3= 78-40 = 38

Mini for Private: 2nd - 3rd of June

http://backpack.tf/profiles/76561198061786037?time=1433228400

http://backpack.tf/profiles/76561198061786037?time=1433314800

Sold for MN Condor(83) Applying overpay here as it's not pure nor close to it. 83*0.9 = 74.7 -> 75

~~~~~

Sale #2 9th July or so

http://backpack.tf/profiles/76561198149520689?time=1436425200

http://backpack.tf/profiles/76561198149520689?time=1436598000

Assuming he paid buyout in cash, bought from this trade. http://www.tf2outpost.com/trade/26194738

Both sellers are offline (and one is blocked by me >_>) so i'm not 100% sure about it. Anyway. Taking key price @1.9

Calculations: 62 / 1.9 = 32.6 -> 33