Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_1341472_15 (candidates VARCHAR, first_elected VARCHAR)
### Question:
what's the total number of candidates for first elected in 1948 , 1964
### Answer:
SELECT COUNT(candidates) FROM table_1341472_15 WHERE first_elected = "1948 , 1964"