What is the annual tonnage charge for a ship in Hong Kong?

The annual tonnage charge for a ship in Hong Kong is dependent on the net tonnage, and the charges are broken down as follows; 

The net tonnage of ships 1,000 or below is charged at KG$ 1,500, 5,000 net tonnages also at HKD 1,500. The net tonnage of 10,000  is HKD 33,000. The net tonnage of 15,000 is HKD 50500, while the net tonnage of 20,000 costs HKD 65,500, and the net tonnage of 24,000 and above will cost you 77,500.