How to calculate the evacuation width of the 5-9 stairs of a hotel in a high-rise building

According to Article 6.2.9 of Code for Fire Protection Design of High-rise Civil Buildings, "The total width of evacuation stairs on each floor should be calculated as the number of people passing through is less than1.00m100. When the number of people on each floor is equal, the total width can be calculated by sections, and the total width of the lower evacuation stairs should be calculated according to the floor with the largest number of people on the upper floor. The minimum clear width of the evacuation staircase shall be less than that specified in Table 6.2.9. " However, the clear width of stairs should be less than1.20m. As a crowded place, the hotel should have less than two evacuation stairs.