Count the average Height which has a Position of pf, and a Year born (Age) on april 1, 1981 (age32)?
CREATE TABLE table_13018 (
    "Player" text,
    "Height" real,
    "Position" text,
    "Year born (Age)" text,
    "Current Club" text
)
SELECT AVG("Height") FROM table_13018 WHERE "Position" = 'pf' AND "Year born (Age)" = 'april 1, 1981 (age32)'
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: Count the average Height which has a Position of pf, and a Year born (Age) on april 1, 1981 (age32)? ### Input: CREATE TABLE table_13018 (
    "Player" text,
    "Height" real,
    "Position" text,
    "Year born (Age)" text,
    "Current Club" text
) ### Response: SELECT AVG("Height") FROM table_13018 WHERE "Position" = 'pf' AND "Year born (Age)" = 'april 1, 1981 (age32)'