1.6% roughly on 3 different machines over 24 hours

it can start higher and then evens out over time but also check you are on the best server for your location as people use the default all the time


Servers
STRATUM US-East:   stratum+tcp://east01.us.trademybit.com & stratum+tcp://east02.us.trademybit.com

STRATUM US-West:   stratum+tcp://west01.us.trademybit.com

STRATUM EU:   stratum+tcp://am01.eu.trademybit.com & stratum+tcp://am02.eu.trademybit.com <<< the one i am using