What is the average week with St. Louis Cardinals with less than 80,010 attendance?
CREATE TABLE table_6278 (
    "Week" real,
    "Date" text,
    "Opponent" text,
    "Result" text,
    "Record" text,
    "Attendance" real
)
SELECT AVG("Week") FROM table_6278 WHERE "Opponent" = 'st. louis cardinals' AND "Attendance" < '80,010'
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 average week with St. Louis Cardinals with less than 80,010 attendance? ### Input: CREATE TABLE table_6278 (
    "Week" real,
    "Date" text,
    "Opponent" text,
    "Result" text,
    "Record" text,
    "Attendance" real
) ### Response: SELECT AVG("Week") FROM table_6278 WHERE "Opponent" = 'st. louis cardinals' AND "Attendance" < '80,010'