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

### Instruction:
What is the total number of Year, when Award is "Vamsi Berkley Award", and when Category is "Best Actor"?

### Inputs:
table_name: table, columns: ['Year', 'Award', 'Category', 'Film', 'Result']

### Response:
SELECT COUNT Year FROM table WHERE Award = vamsi berkley award AND Category = best actor