I installed 13.2 KW system last year using 44 SolarWorld 300 watt panels. 10 each on my east & west facing garage roofs and 24 on the south facing roof of my home.
Since install in late June 2016, I have produced 12.4 MWh while using 9 MWh. 3.4 MWh sent back to the grid. There were a few weeks...