Residential Service rates for Duke Energy (Florida):

$12.45 per month Customer Charge *

13.082 cents per kWh (first 1000 kWh)
15.039 cents per kWh (all kWh above 1000)

* – Duke also imposes a 30$ minimum bill adjustment, so if you use less than 134 kWh of power ($17.55 of electricity usage + 12.45 customer connection charge = $30) they will add a Minimum Bill Adjustment so that your total charges are $30 (+3.37 of taxes in Orange County Florida) for a total minimum bill of $33.37