CREATE TABLE table_1746 ("Official Name" CLOB, "Status" CLOB, "Area km 2" CLOB, "Population" FLOAT, "Census Ranking" CLOB)

What is the census ranking of the Perth parish?
SELECT "Census Ranking" FROM table_1746 WHERE "Official Name" = 'Perth'
SELECT "Census Ranking" FROM "table_1746" WHERE "Official Name" = 'Perth'