first time grower with hydroponics need help

i'm setting up a grow room and i'm using Progro Power Buckets 12 Plant Hydroponic System each pot is 10 to 15 gallons with 2 Lumatek 600 Watt Electronic Ballast lights and the strain i'm using is northern lights x skunk iwas wrondering how much i would yield if i did a 2 month veg cycle and 2 month flowering cycle does anyone know thanks