How many different isolation numbers does the Jack Mountain peak have?
CREATE TABLE table_19716903_1 (
    isolation VARCHAR,
    mountain_peak VARCHAR
)
SELECT COUNT(isolation) FROM table_19716903_1 WHERE mountain_peak = "Jack Mountain"
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: How many different isolation numbers does the Jack Mountain peak have? ### Input: CREATE TABLE table_19716903_1 (
    isolation VARCHAR,
    mountain_peak VARCHAR
) ### Response: SELECT COUNT(isolation) FROM table_19716903_1 WHERE mountain_peak = "Jack Mountain"