Table schema:
CREATE TABLE discipline_enrollments (graduate INTEGER, campus VARCHAR, year VARCHAR); CREATE TABLE campuses (id VARCHAR, campus VARCHAR)

Question: What is the number of graduates in "San Francisco State University" in year 2004?
SQL: SELECT SUM(t1.graduate) FROM discipline_enrollments AS t1 JOIN campuses AS t2 ON t1.campus = t2.id WHERE t1.year = 2004 AND t2.campus = "San Francisco State University"