which card was issued most ?
CREATE TABLE table_203_153 (
    id number,
    "stamp issue date" text,
    "stamp set" text,
    "#cards" text,
    "card set ref" text,
    "qty. issued" number
)
SELECT "stamp set" FROM table_203_153 ORDER BY "qty. issued" DESC LIMIT 1
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 card was issued most ? ### Input: CREATE TABLE table_203_153 (
    id number,
    "stamp issue date" text,
    "stamp set" text,
    "#cards" text,
    "card set ref" text,
    "qty. issued" number
) ### Response: SELECT "stamp set" FROM table_203_153 ORDER BY "qty. issued" DESC LIMIT 1