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

### Instruction:
How many 7th season episodes had 2nd season viewerships of 6 594 469?

### Inputs:
table_name: table, columns: ['Episode', '1st season', '2nd season', '3rd season', '4th season', '5th season', '6th season', '7th season']

### Response:
SELECT COUNT 7th season FROM table WHERE 2nd season = 6 594 469