AN ORDINANCE AMENDING SECTION 322, CHAPTER 80 OF ORDINANCE NO. 4373-94, OTHERWISE KNOWN AS THE CODIFIED ORDINANCE OF CAGAYAN DE ORO CITY, BY DELETING THE WORDS "CONCERT HALLS, CIRCUSES AND BOXING STADIA" IN PARAGRAPH (a) THEREOF AND BY ADDING PARAGRAPHS (c), (d) (e) AND (f) THEREIN, SO AS TO PROVIDE GUIDELINES IN THE GRANTING OF AMUSEMENT TAX EXEMPTIONS AND FOR OTHER PURPOSES