PPA Option: for a year term interconnected with Duke Energy's grid.
Use the PV Watts hourly production estimate for with PPA rates from

MthTotal
kWh
On-Peak
%
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Duke Energy's PP-N PPA Rate Schedule: Dec 17, 2015 Apr 5, 2018 | Hourly Production Data from PV Watts