How many n are listed for 0.6% r1b1a2 (r-m269)?
CREATE TABLE table_73305 (
    "Region" text,
    "Population" text,
    "Country" text,
    "Language" text,
    "N" real,
    "Total%" text,
    "R1b1c (R-V88)" text,
    "R1b1a2 (R-M269)" text,
    "R1b1c* (R-V88*)" text,
    "R1b1c4 (R-V69)" text
)
SELECT COUNT("N") FROM table_73305 WHERE "R1b1a2 (R-M269)" = '0.6%'
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 n are listed for 0.6% r1b1a2 (r-m269)? ### Input: CREATE TABLE table_73305 (
    "Region" text,
    "Population" text,
    "Country" text,
    "Language" text,
    "N" real,
    "Total%" text,
    "R1b1c (R-V88)" text,
    "R1b1a2 (R-M269)" text,
    "R1b1c* (R-V88*)" text,
    "R1b1c4 (R-V69)" text
) ### Response: SELECT COUNT("N") FROM table_73305 WHERE "R1b1a2 (R-M269)" = '0.6%'