How many years have Drivers of ben hanley, and Flaps smaller than 0?
CREATE TABLE table_52731 (
    "Year" real,
    "Team name" text,
    "Drivers" text,
    "Races" real,
    "Wins" real,
    "Poles" real,
    "FLaps" real,
    "Points" real,
    "D.C." text,
    "T.C." text
)
SELECT COUNT("Year") FROM table_52731 WHERE "Drivers" = 'ben hanley' AND "FLaps" < '0'
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 years have Drivers of ben hanley, and Flaps smaller than 0? ### Input: CREATE TABLE table_52731 (
    "Year" real,
    "Team name" text,
    "Drivers" text,
    "Races" real,
    "Wins" real,
    "Poles" real,
    "FLaps" real,
    "Points" real,
    "D.C." text,
    "T.C." text
) ### Response: SELECT COUNT("Year") FROM table_52731 WHERE "Drivers" = 'ben hanley' AND "FLaps" < '0'