CREATE TABLE table_19700 ("Year" TEXT, "General Election" TEXT, "Seats Won" FLOAT, "Change in Seat" FLOAT, "% of votes" TEXT, "votes swing" TEXT)

Which general election had a vote swing of 1.69?
SELECT "General Election" FROM table_19700 WHERE "votes swing" = '1.69'
SELECT "General Election" FROM "table_19700" WHERE "votes swing" = '1.69'