how many of these congressmen were re elected ?
CREATE TABLE table_203_615 (
    id number,
    "district" text,
    "incumbent" text,
    "party" text,
    "first\nelected" number,
    "result" text,
    "candidates" text
)
SELECT COUNT("incumbent") FROM table_203_615 WHERE "result" = 're-elected'
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 of these congressmen were re elected ? ### Input: CREATE TABLE table_203_615 (
    id number,
    "district" text,
    "incumbent" text,
    "party" text,
    "first\nelected" number,
    "result" text,
    "candidates" text
) ### Response: SELECT COUNT("incumbent") FROM table_203_615 WHERE "result" = 're-elected'