A. The following fees shall be paid by any person who parks a vehicle in a city-owned parking lot designated for free parking:

0-2 hours Free;

Seventy-five cents an hour for each additional hour, or part thereof;

Provided, that no person shall park a vehicle in such parking lot between eight a.m. and five p.m. for more than an aggregate of two hours without paying the proper fee except on days designated in subsection B as exempt.

Such fee shall be deposited in a container located upon such parking lot in a slot whose number corresponds to the number on the parking place in which such vehicle is parked.

B. The fee schedule in subsection A shall be in force during the hours from eight a.m. and five p.m., Monday through Friday, with the exception of the following holidays, Saturdays and Sundays: