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

### Instruction:
What are the average Laps for the time/retired of +16.874 secs, and a grid less than 5?

### Inputs:
table_name: table, columns: ['Driver', 'Team', 'Laps', 'Time/Retired', 'Grid', 'Points']

### Response:
SELECT AVG Laps FROM table WHERE Time/Retired = +16.874 secs AND Grid < 5