Solar System Installation Reading on
Installation Date 16-Aug-01 27-Nov-01
Generated KWH 0 835
Total since installation 835
KWH per month 278.33
KWH per day 8.27
Sunny days generates apx 8-12KWH/day.
Cloudy days generates apx. 2-4KWH/day
Some sources claim the large average house consumes 24 kilowatt-hours per day (KWH).
I am using much less than that.  I am generating more than I am using and the surplus is reverse metered and sent back to PGE.
Twenty million barrels of oil are concumed each day in the U.S. (68% of that oil goes to transportation,
 so if you really need an SUV to shop at the mall, put in a solar system first.)