SELECT AVG("Area") FROM table_53398 WHERE "English Name" = 'xinluo district'
What's the average area for the xinluo district?
CREATE TABLE table_53398 (
    "English Name" text,
    "Simplified" text,
    "Traditional" text,
    "Pinyin" text,
    "Hakka" text,
    "Area" real,
    "Population" real,
    "Density" real
)