CREATE TABLE table_13604 ("General election" FLOAT, "Name" TEXT, "Share of votes" TEXT, "Seats" FLOAT, "Share of seats" TEXT)

How much General election has a Share of votes of 17%?
SELECT SUM("General election") FROM table_13604 WHERE "Share of votes" = '17%'
SELECT SUM("General election") FROM "table_13604" WHERE "Share of votes" = '17%'