CREATE TABLE table_19698421_1 (change__percentage_points_ VARCHAR2, average_voters_per_candidate VARCHAR2)

How many elections had 1423 average voters per candidate?
SELECT COUNT(change__percentage_points_) FROM table_19698421_1 WHERE average_voters_per_candidate = 1423
SELECT COUNT("change__percentage_points_") FROM "table_19698421_1" WHERE "average_voters_per_candidate" = 1423