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

### Instruction:
how many places have 17 varsity teams?

### Inputs:
table_name: table, columns: ['School', 'Mascot', 'Location', 'Founded', 'Entered ISL', 'Grades', 'Number of Students', 'Varsity Teams']

### Response:
SELECT COUNT Location FROM table WHERE Varsity Teams = 17