 how many incumbent with first elected being 1924
CREATE TABLE table_1342393_17 (incumbent VARCHAR, first_elected VARCHAR)
SELECT COUNT(incumbent) FROM table_1342393_17 WHERE first_elected = 1924
### Context: CREATE TABLE table_1342393_17 (incumbent VARCHAR, first_elected VARCHAR) ### Question:  how many incumbent with first elected being 1924 ### Answer: SELECT COUNT(incumbent) FROM table_1342393_17 WHERE first_elected = 1924