How many incumbents were first elected in 1930?
CREATE TABLE table_1342292_45 (party VARCHAR, first_elected VARCHAR)
SELECT COUNT(party) FROM table_1342292_45 WHERE first_elected = 1930
### Context: CREATE TABLE table_1342292_45 (party VARCHAR, first_elected VARCHAR) ### Question: How many incumbents were first elected in 1930? ### Answer: SELECT COUNT(party) FROM table_1342292_45 WHERE first_elected = 1930