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

### Instruction:
Which Enrollment has a Mascot of norsemen?

### Inputs:
table_name: table, columns: ['School', 'Location', 'Mascot', 'Enrollment', 'IHSAA Class', '# / County', 'Year joined', 'Previous conference']

### Response:
SELECT SUM Enrollment FROM table WHERE Mascot = norsemen