Salaries of Council members shall be established by resolution, with payment to be made in equal monthly installments, payments regardless of the number of Council meetings held during such month. Salaries of the Council members shall not be changed during their term of office, nor by any resolution passed subsequent to thirty (30) days before the final date fixed by this Charter for filing as a candidate for such office. Salary of the Mayor for services in his/her capacity as Mayor shall be established by resolution.