Participation as of actor, film editor has what average year?
CREATE TABLE table_34664 (
    "Year" real,
    "English title" text,
    "Original title" text,
    "Country" text,
    "Length" text,
    "Participation as" text
)
SELECT AVG("Year") FROM table_34664 WHERE "Participation as" = 'actor, film editor'
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: Participation as of actor, film editor has what average year? ### Input: CREATE TABLE table_34664 (
    "Year" real,
    "English title" text,
    "Original title" text,
    "Country" text,
    "Length" text,
    "Participation as" text
) ### Response: SELECT AVG("Year") FROM table_34664 WHERE "Participation as" = 'actor, film editor'