In how many different categories is the value of C_{low} 35.5?
CREATE TABLE table_1942366_9 (
    category VARCHAR,
    low VARCHAR
)
SELECT COUNT(category) FROM table_1942366_9 WHERE STRUCT(low) = "35.5"
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: In how many different categories is the value of C_{low} 35.5? ### Input: CREATE TABLE table_1942366_9 (
    category VARCHAR,
    low VARCHAR
) ### Response: SELECT COUNT(category) FROM table_1942366_9 WHERE STRUCT(low) = "35.5"