CREATE TABLE table_204_98 (id DECIMAL, "year" DECIMAL, "competition" TEXT, "venue" TEXT, "position" TEXT, "event" TEXT, "notes" TEXT)

which other year than 1998 was 3rd position ?
SELECT "year" FROM table_204_98 WHERE "year" <> 1998 AND "position" = 3
SELECT "year" FROM "table_204_98" WHERE "position" = 3 AND "year" <> 1998