CREATE TABLE table_22328 ("Serial No." FLOAT, "District" TEXT, "Headquartered City" TEXT, "City Population  ( 2009 ) " FLOAT, "City Area ( km 2  ) " FLOAT)

In what district is the city listed in Serial number 9?
SELECT COUNT("District") FROM table_22328 WHERE "Serial No." = '9'
SELECT COUNT("District") FROM "table_22328" WHERE "Serial No." = '9'