How to calculate the upper and lower property fees?

Generally speaking, the property fee of the elevator room is related to the floor. In general, the property fee for floors 1-4 is the same price, and the property fee for floors 5 to 7 and 8 or above is different. However, the house on 12 floor is a small high-rise building. 1.3 yuan's property fees are high and low, but the fees paid on the first floor and the thirteenth floor are the same, which will make people have some objections.