How many times have Central Crossing won the OCC Championship?
CREATE TABLE table_49702 (
    "School" text,
    "Years of Participation" text,
    "OCC Championships" real,
    "Last OCC Championship" text,
    "Last Outright OCC Championship" text
)
SELECT SUM("OCC Championships") FROM table_49702 WHERE "School" = 'central crossing'
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 times have Central Crossing won the OCC Championship? ### Input: CREATE TABLE table_49702 (
    "School" text,
    "Years of Participation" text,
    "OCC Championships" real,
    "Last OCC Championship" text,
    "Last Outright OCC Championship" text
) ### Response: SELECT SUM("OCC Championships") FROM table_49702 WHERE "School" = 'central crossing'