Number of factories

2,475
2,458
2,441
2,424
2,407
2,390
2,373
2,356
2,339
2,322
2,305













































































































































































































































































18192021222324252627

The X-axis in the diagram shows:  Days
The Y-axis in the diagram shows:  Number of factories
 X:    18  19  20  21  22 
 Y:    2,305   2,337  2,370  2,378  2,384 
 X:    23  24  25  26   27 
 Y:    2,402  2,415  2,451  2,475  2,475