These are my zpool balances:
2017-07-18 19:00      0.00038296
2017-07-20 07:00      0.00183344


So in 36 hours I only made 0.00183344 - 0.00038296 = 0,00145048
That's 2,917 euro for 36 hours according to preev?

Any help/info is welcome. Thanks.