Table 2. Number of visits per stay time.

Stay time Visit time Visit time in stay time / visit time in all stay time
0 = mm (①) 89429 52.79
0 < mm <= 10 (②) 56217 33.19
10 < mm <= 20 (③) 8148 4.81
20 < mm <= 30 (④) 5875 3.47
30 < mm <= 40 (⑤) 3174 1.87
40 < mm <= 50 (⑥) 1778 1.05
50 < mm <= 60 (⑦) 1045 0.62
60 < mm <= 70 (⑧) 663 0.39
70 < mm <= 80 (⑨) 478 0.28
80 < mm <= 90 (⑩) 335 0.20
90 < mm <= 100 (⑪) 273 0.16
100 < mm <= 110 (⑫) 228 0.13
110 < mm <= 120 (⑬) 161 0.10