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

### Instruction:
How many times was the candidates paul tsongas (d) 60.6% paul w. cronin (r) 39.4%?

### Inputs:
table_name: table, columns: ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates']

### Response:
SELECT COUNT Incumbent FROM table WHERE Candidates = Paul Tsongas (D) 60.6% Paul W. Cronin (R) 39.4%