How many provinces have a density of 165.81?
CREATE TABLE table_27666 (
    "GB" text,
    "ISO \u2116" text,
    "Province" text,
    "Chinese Name" text,
    "Capital" text,
    "Population\u00b9" real,
    "Density\u00b2" text,
    "Area\u00b3" real,
    "Abbreviation/Symbol" text
)
SELECT COUNT("ISO \u2116") FROM table_27666 WHERE "Density\u00b2" = '165.81'
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: How many provinces have a density of 165.81? ### Input: CREATE TABLE table_27666 (
    "GB" text,
    "ISO \u2116" text,
    "Province" text,
    "Chinese Name" text,
    "Capital" text,
    "Population\u00b9" real,
    "Density\u00b2" text,
    "Area\u00b3" real,
    "Abbreviation/Symbol" text
) ### Response: SELECT COUNT("ISO \u2116") FROM table_27666 WHERE "Density\u00b2" = '165.81'