Number of factories

1,392
1,388
1,384
1,381
1,377
1,373
1,369
1,365
1,362
1,358
1,354












































































































































































































































































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The X-axis in the diagram shows:  Days
The Y-axis in the diagram shows:  Number of factories
 X:    15  16  17  18  19 
 Y:    1,373   1,374  1,354  1,359  1,380 
 X:    20  21  22  23   24 
 Y:    1,392  1,378  1,366  1,378  1,373