Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the total Frequency MHz Port Charlotte, Florida, which has an ERP W larger than 10, has?

### Inputs:
table_name: table, columns: ['Call sign', 'Frequency MHz', 'City of license', 'ERP W', 'Class', 'FCC info']

### Response:
SELECT COUNT Frequency MHz FROM table WHERE City of license = port charlotte, florida AND ERP W > 10