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

### Instruction:
How many different popular vote counts were there for the candidate Rick Perry?

### Inputs:
table_name: table, columns: ['Candidate', 'Office', 'Home state', 'Popular vote', 'States – first place', 'States – second place', 'States – third place']

### Response:
SELECT COUNT Popular vote FROM table WHERE Candidate = Rick Perry