CREATE TABLE table_34664 ("Year" FLOAT, "English title" CLOB, "Original title" CLOB, "Country" CLOB, "Length" CLOB, "Participation as" CLOB)

Participation as of actor, film editor has what average year?
SELECT AVG("Year") FROM table_34664 WHERE "Participation as" = 'actor, film editor'
SELECT AVG("Year") FROM "table_34664" WHERE "Participation as" = 'actor, film editor'