How many years did he play in santiago de compostela?
CREATE TABLE table_57304 (
    "city" text,
    "position" real,
    "Event" text,
    "year" real,
    "Score" text
)
SELECT SUM("year") FROM table_57304 WHERE "city" = 'santiago de compostela'
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 did he play in santiago de compostela? ### Input: CREATE TABLE table_57304 (
    "city" text,
    "position" real,
    "Event" text,
    "year" real,
    "Score" text
) ### Response: SELECT SUM("year") FROM table_57304 WHERE "city" = 'santiago de compostela'