What is the average total of the census after 1971 with 10,412 (32.88%) Serbs?
CREATE TABLE table_35491 (
    "Year of census" real,
    "total" real,
    "Croats" text,
    "Serbs" text,
    "Others" text
)
SELECT AVG("total") FROM table_35491 WHERE "Year of census" > '1971' AND "Serbs" = '10,412 (32.88%)'
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 total of the census after 1971 with 10,412 (32.88%) Serbs? ### Input: CREATE TABLE table_35491 (
    "Year of census" real,
    "total" real,
    "Croats" text,
    "Serbs" text,
    "Others" text
) ### Response: SELECT AVG("total") FROM table_35491 WHERE "Year of census" > '1971' AND "Serbs" = '10,412 (32.88%)'