How many wins have a Series of formula nippon, and a Position of 8th?
CREATE TABLE table_67551 (
    "Season" real,
    "Series" text,
    "Races" text,
    "Wins" text,
    "Position" text
)
SELECT "Wins" FROM table_67551 WHERE "Series" = 'formula nippon' AND "Position" = '8th'
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 wins have a Series of formula nippon, and a Position of 8th? ### Input: CREATE TABLE table_67551 (
    "Season" real,
    "Series" text,
    "Races" text,
    "Wins" text,
    "Position" text
) ### Response: SELECT "Wins" FROM table_67551 WHERE "Series" = 'formula nippon' AND "Position" = '8th'