CREATE TABLE table_1595 ("Official Name" TEXT, "Status" TEXT, "Area km 2" TEXT, "Population" FLOAT, "Census Ranking" TEXT)

at area 191.43 what is the total number of census ranking?
SELECT COUNT("Census Ranking") FROM table_1595 WHERE "Area km 2" = '191.43'
SELECT COUNT("Census Ranking") FROM "table_1595" WHERE "Area km 2" = '191.43'