How many times does the call sign XEZV appear?
CREATE TABLE table_14670060_1 (
    transmitting_from VARCHAR,
    call_sign VARCHAR
)
SELECT COUNT(transmitting_from) FROM table_14670060_1 WHERE call_sign = "XEZV"
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 times does the call sign XEZV appear? ### Input: CREATE TABLE table_14670060_1 (
    transmitting_from VARCHAR,
    call_sign VARCHAR
) ### Response: SELECT COUNT(transmitting_from) FROM table_14670060_1 WHERE call_sign = "XEZV"