— Ga. L. 1987, p. 330, § 2, not codified by the General Assembly, provided that the Act, which added the 39 proviso at the end of subsection (c), would apply to offenses committed on or after July 1, 1987. Ga. L. 2002, p. 650, § 2, not codified by the General Assembly, provides that this Act shall apply to crimes which occur on or after July 1, 2002. Ga. L. 2012, p. 899, § 9-1(a)/HB 1176, not codified by the General Assembly, provides: ‘‘This Act shall become effective on July 1, 2012, and shall apply to offenses which occur on or after that date. Any offense occurring before July 1, 2012, shall be governed by the statute in effect at the time of such offense and shall be considered a prior conviction for the purpose of imposing a sentence that provides for a different penalty for a subsequent conviction for the same type of offense, of 17-3-1 whatever degree or level, pursuant to this Act.’’