What is the sum of Year, when Rank is less than 19?
CREATE TABLE table_44201 (
    "Publication" text,
    "Country" text,
    "Accolade" text,
    "Year" real,
    "Rank" real
)
SELECT SUM("Year") FROM table_44201 WHERE "Rank" < '19'
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 sum of Year, when Rank is less than 19? ### Input: CREATE TABLE table_44201 (
    "Publication" text,
    "Country" text,
    "Accolade" text,
    "Year" real,
    "Rank" real
) ### Response: SELECT SUM("Year") FROM table_44201 WHERE "Rank" < '19'