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_61 (type VARCHAR, _percentage_yes VARCHAR)
### Question:
How many type catagories are listed when the percentage of yes is 68.91%?
### Answer:
SELECT COUNT(type) FROM table_256286_61 WHERE _percentage_yes = "68.91%"