CREATE TABLE table_203_3 (id DECIMAL, "province" TEXT, "capital" TEXT, "population" DECIMAL, "density" TEXT, "municipalities" TEXT, "legal districts" DECIMAL)

which province has the most legal districts ?
SELECT "province" FROM table_203_3 ORDER BY "legal districts" DESC LIMIT 1
SELECT "province" FROM "table_203_3" ORDER BY "legal districts" DESC NULLS LAST LIMIT 1