What is the total amount of decile with the authority of state around the Pokuru School and a roll smaller than 109?
CREATE TABLE table_68662 (
    "Name" text,
    "Years" text,
    "Gender" text,
    "Area" text,
    "Authority" text,
    "Decile" real,
    "Roll" real
)
SELECT SUM("Decile") FROM table_68662 WHERE "Authority" = 'state' AND "Name" = 'pokuru school' AND "Roll" < '109'
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 total amount of decile with the authority of state around the Pokuru School and a roll smaller than 109? ### Input: CREATE TABLE table_68662 (
    "Name" text,
    "Years" text,
    "Gender" text,
    "Area" text,
    "Authority" text,
    "Decile" real,
    "Roll" real
) ### Response: SELECT SUM("Decile") FROM table_68662 WHERE "Authority" = 'state' AND "Name" = 'pokuru school' AND "Roll" < '109'