Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_256286_45 (type VARCHAR, yes_votes VARCHAR)
### Question:
How many types are there for the measure where there were 312680 yes votes?
### Answer:
SELECT COUNT(type) FROM table_256286_45 WHERE yes_votes = 312680