To adopt Section 34a of Article II of the Constitution of the State of Ohio. Except as provided in this section, every employer shall pay their employees a wage rate of not less than six dollars and eighty-five cents per hour beginning January 1, 2007. On the thirtieth day of each September, beginning in 2007, this state minimum wage rate shall be increased effective the first day of the following January by the rate of inflation for the twelve month period prior to that September according to the consumer price index or its successor index for all urban wage earners...