Which authority has a rocket launch called rehbar-5?
CREATE TABLE table_363 (
    "Rocket launch" text,
    "Launch Date" text,
    "Mission" text,
    "Institutional authority" text,
    "Launch Site" text,
    "Outcomes" text,
    "Derivatives" text
)
SELECT COUNT("Derivatives") FROM table_363 WHERE "Rocket launch" = 'Rehbar-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: Which authority has a rocket launch called rehbar-5? ### Input: CREATE TABLE table_363 (
    "Rocket launch" text,
    "Launch Date" text,
    "Mission" text,
    "Institutional authority" text,
    "Launch Site" text,
    "Outcomes" text,
    "Derivatives" text
) ### Response: SELECT COUNT("Derivatives") FROM table_363 WHERE "Rocket launch" = 'Rehbar-5'