What is the earliest year a red maple had a mintage over 15,000?
CREATE TABLE table_name_48 (
    year INTEGER,
    theme VARCHAR,
    mintage VARCHAR
)
SELECT MIN(year) FROM table_name_48 WHERE theme = "red maple" AND mintage > 15 OFFSET 000
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: What is the earliest year a red maple had a mintage over 15,000? ### Input: CREATE TABLE table_name_48 (
    year INTEGER,
    theme VARCHAR,
    mintage VARCHAR
) ### Response: SELECT MIN(year) FROM table_name_48 WHERE theme = "red maple" AND mintage > 15 OFFSET 000