CREATE TABLE table_204_34 (id DECIMAL, "rank" DECIMAL, "nation" TEXT, "gold" DECIMAL, "silver" DECIMAL, "bronze" DECIMAL, "total" DECIMAL)

which country won the most gold events ?
SELECT "nation" FROM table_204_34 ORDER BY "gold" DESC LIMIT 1
SELECT "nation" FROM "table_204_34" ORDER BY "gold" DESC NULLS LAST LIMIT 1