Number of shops

40
36
32
29
25
21
17
13
10
6
2





















































































































































91011121314

The X-axis in the diagram shows:  Days
The Y-axis in the diagram shows:  Number of shops
 X:    9  10  11  12  13 
 Y:    2   3  9  20  27 
 X:    14          
 Y:    40