Name the average year with Laps of 6
CREATE TABLE table_68313 (
    "Year" real,
    "Class" text,
    "Tyres" text,
    "Team" text,
    "Co-Drivers" text,
    "Laps" real,
    "Pos." text,
    "Class Pos." text
)
SELECT AVG("Year") FROM table_68313 WHERE "Laps" = '6'
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: Name the average year with Laps of 6 ### Input: CREATE TABLE table_68313 (
    "Year" real,
    "Class" text,
    "Tyres" text,
    "Team" text,
    "Co-Drivers" text,
    "Laps" real,
    "Pos." text,
    "Class Pos." text
) ### Response: SELECT AVG("Year") FROM table_68313 WHERE "Laps" = '6'