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

### Instruction:
How many years had a 100 m hurdles event at the world championships in Osaka, Japan?

### Inputs:
table_name: table, columns: ['Year', 'Competition', 'Venue', 'Position', 'Event']

### Response:
SELECT SUM Year FROM table WHERE Event = 100 m hurdles AND Competition = world championships AND Venue = osaka, japan