CREATE TABLE table_68176 ("Party" TEXT, "Party List votes" FLOAT, "Vote percentage" TEXT, "Total Seats" TEXT, "Seat percentage" TEXT)

What seat has a vote percentage of 100.0%
SELECT "Seat percentage" FROM table_68176 WHERE "Vote percentage" = '100.0%'
SELECT "Seat percentage" FROM "table_68176" WHERE "Vote percentage" = '100.0%'