Number of offices

48
43
38
34
29
24
19
14
10
5
0























































































































91011121314

The X-axis in the diagram shows:  Days
The Y-axis in the diagram shows:  Number of offices
 X:    9  10  11  12  13 
 Y:    0   0  1  6  22 
 X:    14          
 Y:    48