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

### Instruction:
Which season had a season finale of May 13, 2012?

### Inputs:
table_name: table, columns: ['Season', 'Timeslot (EDT)', 'Season premiere', 'Season finale', 'TV season', 'Rank', 'Viewers (in millions)', '18–49 average']

### Response:
SELECT SUM Season FROM table WHERE Season finale = may 13, 2012