[['state (class)', 'vacator', 'reason for vacancy', 'subsequent', 'date of successors installation'], ['arizona (1)', 'vacant', 'new state winners were elected march 27 , 1912', 'henry f ashurst (d)', 'april 2 , 1912'], ['arizona (3)', 'vacant', 'new state winners were elected march 27 , 1912', 'marcus a smith (d)', 'april 2 , 1912'], ['new mexico (1)', 'vacant', 'new state winners were elected march 27 , 1912', 'thomas b catron (r)', 'april 2 , 1912'], ['new mexico (2)', 'vacant', 'new state winners were elected march 27 , 1912', 'albert b fall (r)', 'april 2 , 1912'], ['illinois (3)', 'william lorimer (r)', 'senate invalidated election july 13 , 1912', 'vacant until next congress', 'vacant until next congress']]
after the Election on March 27 , 1912 , more republican than democrat filled seat
after the [ENT] on [ENT] , more republican than democrat filled seat